diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 5dd069ccd9b26fdc518fc22fd287d03cea31eef9..8280dfbb1ce581792e6849a5139ae7b07dcce2d2 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -2,15 +2,16 @@ stages:
   - build
 
 build:
-  image: node:10
+  image: node:10-alpine
   stage: build
   tags: [docker]
   interruptible: true
   variables:
     NPM_CONFIG_CACHE: "$CI_PROJECT_DIR/.npm"
+  before_script:
+    - apk update && apk add make bash
   script:
-    - npm install
-    - npm run build
+    - make
   artifacts:
     name: dist
     expire_in: 2 years
diff --git a/Gruntfile.js b/Gruntfile.js
deleted file mode 100644
index bf0a1e4fa180502b755b782c461a4007da2c9224..0000000000000000000000000000000000000000
--- a/Gruntfile.js
+++ /dev/null
@@ -1,71 +0,0 @@
-const loadGruntTasks = require("load-grunt-tasks");
-
-module.exports = grunt => {
-  const BUILD_DIR = "build/";
-  const DIST_DIR = "dist/";
-
-  loadGruntTasks(grunt, { pattern: ["grunt-*", "grunt-contrib-*"] });
-
-  grunt.initConfig({
-    pkg: grunt.file.readJSON("package.json"),
-
-    copy: {
-      revealSources: {
-        expand: true,
-        cwd: "node_modules/reveal.js/.",
-        src: [
-          "{js,lib,plugin}/**",
-          "css/{reveal.scss,reset.css}",
-          "css/print/**",
-          "css/theme/template/**",
-          "index.html",
-          "package*.json",
-          "Gruntfile.js"
-        ],
-        dest: BUILD_DIR
-      },
-      themeSources: {
-        expand: true,
-        cwd: "src/",
-        src: ["**"],
-        dest: BUILD_DIR
-      },
-      dist: {
-        expand: true,
-        cwd: BUILD_DIR,
-        src: ["{js,lib,plugin}/**", "css/**/*.css", "index.html"],
-        dest: DIST_DIR
-      }
-    },
-
-    exec: {
-      npmInstall: {
-        command: "npm install",
-        options: {
-          cwd: BUILD_DIR
-        }
-      },
-      buildRevealJs: {
-        command: "grunt css jshint",
-        options: {
-          cwd: BUILD_DIR
-        }
-      }
-    },
-
-    clean: [BUILD_DIR + "**", DIST_DIR + "**"]
-  });
-
-  grunt.registerTask("default", ["installRevealJs", "build"]);
-
-  grunt.registerTask("installRevealJs", [
-    "copy:revealSources",
-    "exec:npmInstall"
-  ]);
-
-  grunt.registerTask("build", [
-    "copy:themeSources",
-    "exec:buildRevealJs",
-    "copy:dist"
-  ]);
-};
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000000000000000000000000000000000000..06989393e97c6c01a3359b7acc5117392bc9030b
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,35 @@
+export SHELL := /bin/bash
+
+.PHONY: all clean dist
+
+all: dist
+
+clean:
+	npx rimraf build/ dist/ node_modules/
+
+dist: build/js/reveal.min.js build/css/theme/irstea.css | dist/
+	cp -a build/{js,lib,plugin} dist/
+	mkdir -p dist/css/theme
+	cp -a build/css/{print,*.css} dist/css
+	cp -a build/css/theme/irstea.css dist/css/theme
+
+build/js/reveal.min.js: build/node_modules/
+	cd build; node_modules/.bin/grunt jshint uglify
+
+build/css/theme/irstea.css: build/css/theme/source/irstea.scss build/node_modules/
+	cd build; node_modules/.bin/grunt css
+
+build/css/theme/source/irstea.scss: build/
+	cp -a src/* build/
+
+build/node_modules/: build/package.json
+	cd build; npm install
+
+build/gruntfile.js build/package.json: node_modules/ | build/
+	cp -a node_modules/reveal.js/{css,js,lib,plugin,package.json,gruntfile.js} build/
+
+node_modules/: package.json
+	npm install
+
+build/ dist/:
+	mkdir -p $@
diff --git a/package-lock.json b/package-lock.json
index e9aef1e25edb22bfd0f01f8bfc2318176d6206f1..f6ee2420cd5f8ba583f9edc0fbd17d1f2f249b12 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,2410 +4,11 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
-    "@types/minimatch": {
-      "version": "3.0.3",
-      "resolved": "https://registry.npmjs.org/@types/minimatch/-/minimatch-3.0.3.tgz",
-      "integrity": "sha512-tHq6qdbT9U1IRSGf14CL0pUlULksvY9OZ+5eEgl1N7t+OA3tGvNpxJCzuKQlsNgCVwbAs670L1vcVQi8j9HjnA==",
-      "dev": true
-    },
-    "abbrev": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
-      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
-      "dev": true
-    },
-    "ansi-regex": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
-      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
-      "dev": true
-    },
-    "ansi-styles": {
-      "version": "3.2.1",
-      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
-      "integrity": "sha512-VT0ZI6kZRdTh8YyJw3SMbYm/u+NqfsAxEpWO0Pf9sq8/e94WxxOpPKx9FR1FlyCtOVDNOQ+8ntlqFxiRc+r5qA==",
-      "dev": true,
-      "requires": {
-        "color-convert": "^1.9.0"
-      }
-    },
-    "argparse": {
-      "version": "1.0.10",
-      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
-      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
-      "dev": true,
-      "requires": {
-        "sprintf-js": "~1.0.2"
-      },
-      "dependencies": {
-        "sprintf-js": {
-          "version": "1.0.3",
-          "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-          "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw=",
-          "dev": true
-        }
-      }
-    },
-    "arr-diff": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/arr-diff/-/arr-diff-4.0.0.tgz",
-      "integrity": "sha1-1kYQdP6/7HHn4VI1dhoyml3HxSA=",
-      "dev": true
-    },
-    "arr-flatten": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/arr-flatten/-/arr-flatten-1.1.0.tgz",
-      "integrity": "sha512-L3hKV5R/p5o81R7O02IGnwpDmkp6E982XhtbuwSe3O4qOtMMMtodicASA1Cny2U+aCXcNpml+m4dPsvsJ3jatg==",
-      "dev": true
-    },
-    "arr-union": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/arr-union/-/arr-union-3.1.0.tgz",
-      "integrity": "sha1-45sJrqne+Gao8gbiiK9jkZuuOcQ=",
-      "dev": true
-    },
-    "array-differ": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/array-differ/-/array-differ-3.0.0.tgz",
-      "integrity": "sha512-THtfYS6KtME/yIAhKjZ2ul7XI96lQGHRputJQHO80LAWQnuGP4iCIN8vdMRboGbIEYBwU33q8Tch1os2+X0kMg==",
-      "dev": true
-    },
-    "array-each": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/array-each/-/array-each-1.0.1.tgz",
-      "integrity": "sha1-p5SvDAWrF1KEbudTofIRoFugxE8=",
-      "dev": true
-    },
-    "array-find-index": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/array-find-index/-/array-find-index-1.0.2.tgz",
-      "integrity": "sha1-3wEKoSh+Fku9pvlyOwqWoexBh6E=",
-      "dev": true
-    },
-    "array-slice": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/array-slice/-/array-slice-1.1.0.tgz",
-      "integrity": "sha512-B1qMD3RBP7O8o0H2KbrXDyB0IccejMF15+87Lvlor12ONPRHP6gTjXMNkt/d3ZuOGbAe66hFmaCfECI24Ufp6w==",
-      "dev": true
-    },
-    "array-union": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/array-union/-/array-union-2.1.0.tgz",
-      "integrity": "sha512-HGyxoOTYUyCM6stUe6EJgnd4EoewAI7zMdfqO+kGjnlZmBDz/cR5pf8r/cR4Wq60sL/p0IkcjUEEPwS3GFrIyw==",
-      "dev": true
-    },
-    "array-unique": {
-      "version": "0.3.2",
-      "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.3.2.tgz",
-      "integrity": "sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg=",
-      "dev": true
-    },
-    "arrify": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/arrify/-/arrify-2.0.1.tgz",
-      "integrity": "sha512-3duEwti880xqi4eAMN8AyR4a0ByT90zoYdLlevfrvU43vb0YZwZVfxOgxWrLXXXpyugL0hNZc9G6BiB5B3nUug==",
-      "dev": true
-    },
-    "assign-symbols": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/assign-symbols/-/assign-symbols-1.0.0.tgz",
-      "integrity": "sha1-WWZ/QfrdTyDMvCu5a41Pf3jsA2c=",
-      "dev": true
-    },
-    "async": {
-      "version": "1.5.2",
-      "resolved": "https://registry.npmjs.org/async/-/async-1.5.2.tgz",
-      "integrity": "sha1-7GphrlZIDAw8skHJVhjiCJL5Zyo=",
-      "dev": true
-    },
-    "atob": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/atob/-/atob-2.1.2.tgz",
-      "integrity": "sha512-Wm6ukoaOGJi/73p/cl2GvLjTI5JM1k/O14isD73YML8StrH/7/lRFgmg8nICZgD3bZZvjwCGxtMOD3wWNAu8cg==",
-      "dev": true
-    },
-    "balanced-match": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
-      "dev": true
-    },
-    "base": {
-      "version": "0.11.2",
-      "resolved": "https://registry.npmjs.org/base/-/base-0.11.2.tgz",
-      "integrity": "sha512-5T6P4xPgpp0YDFvSWwEZ4NoE3aM4QBQXDzmVbraCkFj8zHM+mba8SyqB5DbZWyR7mYHo6Y7BdQo3MoA4m0TeQg==",
-      "dev": true,
-      "requires": {
-        "cache-base": "^1.0.1",
-        "class-utils": "^0.3.5",
-        "component-emitter": "^1.2.1",
-        "define-property": "^1.0.0",
-        "isobject": "^3.0.1",
-        "mixin-deep": "^1.2.0",
-        "pascalcase": "^0.1.1"
-      },
-      "dependencies": {
-        "define-property": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/define-property/-/define-property-1.0.0.tgz",
-          "integrity": "sha1-dp66rz9KY6rTr56NMEybvnm/sOY=",
-          "dev": true,
-          "requires": {
-            "is-descriptor": "^1.0.0"
-          }
-        },
-        "is-accessor-descriptor": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
-          "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
-          "dev": true,
-          "requires": {
-            "kind-of": "^6.0.0"
-          }
-        },
-        "is-data-descriptor": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
-          "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
-          "dev": true,
-          "requires": {
-            "kind-of": "^6.0.0"
-          }
-        },
-        "is-descriptor": {
-          "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-1.0.2.tgz",
-          "integrity": "sha512-2eis5WqQGV7peooDyLmNEPUrps9+SXX5c9pL3xEB+4e9HnGuDa7mB7kHxHw4CbqS9k1T2hOH3miL8n8WtiYVtg==",
-          "dev": true,
-          "requires": {
-            "is-accessor-descriptor": "^1.0.0",
-            "is-data-descriptor": "^1.0.0",
-            "kind-of": "^6.0.2"
-          }
-        }
-      }
-    },
-    "brace-expansion": {
-      "version": "1.1.11",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
-      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
-      "dev": true,
-      "requires": {
-        "balanced-match": "^1.0.0",
-        "concat-map": "0.0.1"
-      }
-    },
-    "braces": {
-      "version": "2.3.2",
-      "resolved": "https://registry.npmjs.org/braces/-/braces-2.3.2.tgz",
-      "integrity": "sha512-aNdbnj9P8PjdXU4ybaWLK2IF3jc/EoDYbC7AazW6to3TRsfXxscC9UXOB5iDiEQrkyIbWp2SLQda4+QAa7nc3w==",
-      "dev": true,
-      "requires": {
-        "arr-flatten": "^1.1.0",
-        "array-unique": "^0.3.2",
-        "extend-shallow": "^2.0.1",
-        "fill-range": "^4.0.0",
-        "isobject": "^3.0.1",
-        "repeat-element": "^1.1.2",
-        "snapdragon": "^0.8.1",
-        "snapdragon-node": "^2.0.1",
-        "split-string": "^3.0.2",
-        "to-regex": "^3.0.1"
-      },
-      "dependencies": {
-        "extend-shallow": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
-          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
-          "dev": true,
-          "requires": {
-            "is-extendable": "^0.1.0"
-          }
-        }
-      }
-    },
-    "cache-base": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/cache-base/-/cache-base-1.0.1.tgz",
-      "integrity": "sha512-AKcdTnFSWATd5/GCPRxr2ChwIJ85CeyrEyjRHlKxQ56d4XJMGym0uAiKn0xbLOGOl3+yRpOTi484dVCEc5AUzQ==",
-      "dev": true,
-      "requires": {
-        "collection-visit": "^1.0.0",
-        "component-emitter": "^1.2.1",
-        "get-value": "^2.0.6",
-        "has-value": "^1.0.0",
-        "isobject": "^3.0.1",
-        "set-value": "^2.0.0",
-        "to-object-path": "^0.3.0",
-        "union-value": "^1.0.0",
-        "unset-value": "^1.0.0"
-      }
-    },
-    "camelcase": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-2.1.1.tgz",
-      "integrity": "sha1-fB0W1nmhu+WcoCys7PsBHiAfWh8=",
-      "dev": true
-    },
-    "camelcase-keys": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-2.1.0.tgz",
-      "integrity": "sha1-MIvur/3ygRkFHvodkyITyRuPkuc=",
-      "dev": true,
-      "requires": {
-        "camelcase": "^2.0.0",
-        "map-obj": "^1.0.0"
-      }
-    },
-    "chalk": {
-      "version": "2.4.2",
-      "resolved": "https://registry.npmjs.org/chalk/-/chalk-2.4.2.tgz",
-      "integrity": "sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==",
-      "dev": true,
-      "requires": {
-        "ansi-styles": "^3.2.1",
-        "escape-string-regexp": "^1.0.5",
-        "supports-color": "^5.3.0"
-      }
-    },
-    "class-utils": {
-      "version": "0.3.6",
-      "resolved": "https://registry.npmjs.org/class-utils/-/class-utils-0.3.6.tgz",
-      "integrity": "sha512-qOhPa/Fj7s6TY8H8esGu5QNpMMQxz79h+urzrNYN6mn+9BnxlDGf5QZ+XeCDsxSjPqsSR56XOZOJmpeurnLMeg==",
-      "dev": true,
-      "requires": {
-        "arr-union": "^3.1.0",
-        "define-property": "^0.2.5",
-        "isobject": "^3.0.0",
-        "static-extend": "^0.1.1"
-      },
-      "dependencies": {
-        "define-property": {
-          "version": "0.2.5",
-          "resolved": "https://registry.npmjs.org/define-property/-/define-property-0.2.5.tgz",
-          "integrity": "sha1-w1se+RjsPJkPmlvFe+BKrOxcgRY=",
-          "dev": true,
-          "requires": {
-            "is-descriptor": "^0.1.0"
-          }
-        }
-      }
-    },
-    "coffeescript": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/coffeescript/-/coffeescript-1.10.0.tgz",
-      "integrity": "sha1-56qDAZF+9iGzXYo580jc3R234z4=",
-      "dev": true
-    },
-    "collection-visit": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/collection-visit/-/collection-visit-1.0.0.tgz",
-      "integrity": "sha1-S8A3PBZLwykbTTaMgpzxqApZ3KA=",
-      "dev": true,
-      "requires": {
-        "map-visit": "^1.0.0",
-        "object-visit": "^1.0.0"
-      }
-    },
-    "color-convert": {
-      "version": "1.9.3",
-      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-1.9.3.tgz",
-      "integrity": "sha512-QfAUtd+vFdAtFQcC8CCyYt1fYWxSqAiK2cSD6zDB8N3cpsEBAvRxp9zOGg6G/SHHJYAT88/az/IuDGALsNVbGg==",
-      "dev": true,
-      "requires": {
-        "color-name": "1.1.3"
-      }
-    },
-    "color-name": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.3.tgz",
-      "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
-      "dev": true
-    },
-    "colors": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/colors/-/colors-1.1.2.tgz",
-      "integrity": "sha1-FopHAXVran9RoSzgyXv6KMCE7WM=",
-      "dev": true
-    },
-    "component-emitter": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/component-emitter/-/component-emitter-1.3.0.tgz",
-      "integrity": "sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg==",
-      "dev": true
-    },
-    "concat-map": {
-      "version": "0.0.1",
-      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
-      "dev": true
-    },
-    "copy-descriptor": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/copy-descriptor/-/copy-descriptor-0.1.1.tgz",
-      "integrity": "sha1-Z29us8OZl8LuGsOpJP1hJHSPV40=",
-      "dev": true
-    },
-    "currently-unhandled": {
-      "version": "0.4.1",
-      "resolved": "https://registry.npmjs.org/currently-unhandled/-/currently-unhandled-0.4.1.tgz",
-      "integrity": "sha1-mI3zP+qxke95mmE2nddsF635V+o=",
-      "dev": true,
-      "requires": {
-        "array-find-index": "^1.0.1"
-      }
-    },
-    "dateformat": {
-      "version": "1.0.12",
-      "resolved": "https://registry.npmjs.org/dateformat/-/dateformat-1.0.12.tgz",
-      "integrity": "sha1-nxJLZ1lMk3/3BpMuSmQsyo27/uk=",
-      "dev": true,
-      "requires": {
-        "get-stdin": "^4.0.1",
-        "meow": "^3.3.0"
-      }
-    },
-    "debug": {
-      "version": "2.6.9",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-      "dev": true,
-      "requires": {
-        "ms": "2.0.0"
-      }
-    },
-    "decamelize": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
-      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
-      "dev": true
-    },
-    "decode-uri-component": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/decode-uri-component/-/decode-uri-component-0.2.0.tgz",
-      "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=",
-      "dev": true
-    },
-    "define-property": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/define-property/-/define-property-2.0.2.tgz",
-      "integrity": "sha512-jwK2UV4cnPpbcG7+VRARKTZPUWowwXA8bzH5NP6ud0oeAxyYPuGZUAC7hMugpCdz4BeSZl2Dl9k66CHJ/46ZYQ==",
-      "dev": true,
-      "requires": {
-        "is-descriptor": "^1.0.2",
-        "isobject": "^3.0.1"
-      },
-      "dependencies": {
-        "is-accessor-descriptor": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
-          "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
-          "dev": true,
-          "requires": {
-            "kind-of": "^6.0.0"
-          }
-        },
-        "is-data-descriptor": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
-          "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
-          "dev": true,
-          "requires": {
-            "kind-of": "^6.0.0"
-          }
-        },
-        "is-descriptor": {
-          "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-1.0.2.tgz",
-          "integrity": "sha512-2eis5WqQGV7peooDyLmNEPUrps9+SXX5c9pL3xEB+4e9HnGuDa7mB7kHxHw4CbqS9k1T2hOH3miL8n8WtiYVtg==",
-          "dev": true,
-          "requires": {
-            "is-accessor-descriptor": "^1.0.0",
-            "is-data-descriptor": "^1.0.0",
-            "kind-of": "^6.0.2"
-          }
-        }
-      }
-    },
-    "detect-file": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/detect-file/-/detect-file-1.0.0.tgz",
-      "integrity": "sha1-8NZtA2cqglyxtzvbP+YjEMjlUrc=",
-      "dev": true
-    },
-    "error-ex": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.2.tgz",
-      "integrity": "sha512-7dFHNmqeFSEt2ZBsCriorKnn3Z2pj+fd9kmI6QoWw4//DL+icEBfc0U7qJCisqrTsKTjw4fNFy2pW9OqStD84g==",
-      "dev": true,
-      "requires": {
-        "is-arrayish": "^0.2.1"
-      }
-    },
-    "escape-string-regexp": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
-      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
-      "dev": true
-    },
-    "esprima": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/esprima/-/esprima-4.0.1.tgz",
-      "integrity": "sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==",
-      "dev": true
-    },
-    "eventemitter2": {
-      "version": "0.4.14",
-      "resolved": "https://registry.npmjs.org/eventemitter2/-/eventemitter2-0.4.14.tgz",
-      "integrity": "sha1-j2G3XN4BKy6esoTUVFWDtWQ7Yas=",
-      "dev": true
-    },
-    "exit": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/exit/-/exit-0.1.2.tgz",
-      "integrity": "sha1-BjJjj42HfMghB9MKD/8aF8uhzQw=",
-      "dev": true
-    },
-    "expand-brackets": {
-      "version": "2.1.4",
-      "resolved": "https://registry.npmjs.org/expand-brackets/-/expand-brackets-2.1.4.tgz",
-      "integrity": "sha1-t3c14xXOMPa27/D4OwQVGiJEliI=",
-      "dev": true,
-      "requires": {
-        "debug": "^2.3.3",
-        "define-property": "^0.2.5",
-        "extend-shallow": "^2.0.1",
-        "posix-character-classes": "^0.1.0",
-        "regex-not": "^1.0.0",
-        "snapdragon": "^0.8.1",
-        "to-regex": "^3.0.1"
-      },
-      "dependencies": {
-        "define-property": {
-          "version": "0.2.5",
-          "resolved": "https://registry.npmjs.org/define-property/-/define-property-0.2.5.tgz",
-          "integrity": "sha1-w1se+RjsPJkPmlvFe+BKrOxcgRY=",
-          "dev": true,
-          "requires": {
-            "is-descriptor": "^0.1.0"
-          }
-        },
-        "extend-shallow": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
-          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
-          "dev": true,
-          "requires": {
-            "is-extendable": "^0.1.0"
-          }
-        }
-      }
-    },
-    "expand-tilde": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/expand-tilde/-/expand-tilde-2.0.2.tgz",
-      "integrity": "sha1-l+gBqgUt8CRU3kawK/YhZCzchQI=",
-      "dev": true,
-      "requires": {
-        "homedir-polyfill": "^1.0.1"
-      }
-    },
-    "extend": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
-      "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==",
-      "dev": true
-    },
-    "extend-shallow": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-3.0.2.tgz",
-      "integrity": "sha1-Jqcarwc7OfshJxcnRhMcJwQCjbg=",
-      "dev": true,
-      "requires": {
-        "assign-symbols": "^1.0.0",
-        "is-extendable": "^1.0.1"
-      },
-      "dependencies": {
-        "is-extendable": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/is-extendable/-/is-extendable-1.0.1.tgz",
-          "integrity": "sha512-arnXMxT1hhoKo9k1LZdmlNyJdDDfy2v0fXjFlmok4+i8ul/6WlbVge9bhM74OpNPQPMGUToDtz+KXa1PneJxOA==",
-          "dev": true,
-          "requires": {
-            "is-plain-object": "^2.0.4"
-          }
-        }
-      }
-    },
-    "extglob": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/extglob/-/extglob-2.0.4.tgz",
-      "integrity": "sha512-Nmb6QXkELsuBr24CJSkilo6UHHgbekK5UiZgfE6UHD3Eb27YC6oD+bhcT+tJ6cl8dmsgdQxnWlcry8ksBIBLpw==",
-      "dev": true,
-      "requires": {
-        "array-unique": "^0.3.2",
-        "define-property": "^1.0.0",
-        "expand-brackets": "^2.1.4",
-        "extend-shallow": "^2.0.1",
-        "fragment-cache": "^0.2.1",
-        "regex-not": "^1.0.0",
-        "snapdragon": "^0.8.1",
-        "to-regex": "^3.0.1"
-      },
-      "dependencies": {
-        "define-property": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/define-property/-/define-property-1.0.0.tgz",
-          "integrity": "sha1-dp66rz9KY6rTr56NMEybvnm/sOY=",
-          "dev": true,
-          "requires": {
-            "is-descriptor": "^1.0.0"
-          }
-        },
-        "extend-shallow": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
-          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
-          "dev": true,
-          "requires": {
-            "is-extendable": "^0.1.0"
-          }
-        },
-        "is-accessor-descriptor": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
-          "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
-          "dev": true,
-          "requires": {
-            "kind-of": "^6.0.0"
-          }
-        },
-        "is-data-descriptor": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
-          "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
-          "dev": true,
-          "requires": {
-            "kind-of": "^6.0.0"
-          }
-        },
-        "is-descriptor": {
-          "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-1.0.2.tgz",
-          "integrity": "sha512-2eis5WqQGV7peooDyLmNEPUrps9+SXX5c9pL3xEB+4e9HnGuDa7mB7kHxHw4CbqS9k1T2hOH3miL8n8WtiYVtg==",
-          "dev": true,
-          "requires": {
-            "is-accessor-descriptor": "^1.0.0",
-            "is-data-descriptor": "^1.0.0",
-            "kind-of": "^6.0.2"
-          }
-        }
-      }
-    },
-    "file-sync-cmp": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/file-sync-cmp/-/file-sync-cmp-0.1.1.tgz",
-      "integrity": "sha1-peeo/7+kk7Q7kju9TKiaU7Y7YSs=",
-      "dev": true
-    },
-    "fill-range": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-4.0.0.tgz",
-      "integrity": "sha1-1USBHUKPmOsGpj3EAtJAPDKMOPc=",
-      "dev": true,
-      "requires": {
-        "extend-shallow": "^2.0.1",
-        "is-number": "^3.0.0",
-        "repeat-string": "^1.6.1",
-        "to-regex-range": "^2.1.0"
-      },
-      "dependencies": {
-        "extend-shallow": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
-          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
-          "dev": true,
-          "requires": {
-            "is-extendable": "^0.1.0"
-          }
-        }
-      }
-    },
-    "find-up": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/find-up/-/find-up-1.1.2.tgz",
-      "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
-      "dev": true,
-      "requires": {
-        "path-exists": "^2.0.0",
-        "pinkie-promise": "^2.0.0"
-      }
-    },
-    "findup-sync": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/findup-sync/-/findup-sync-0.3.0.tgz",
-      "integrity": "sha1-N5MKpdgWt3fANEXhlmzGeQpMCxY=",
-      "dev": true,
-      "requires": {
-        "glob": "~5.0.0"
-      },
-      "dependencies": {
-        "glob": {
-          "version": "5.0.15",
-          "resolved": "https://registry.npmjs.org/glob/-/glob-5.0.15.tgz",
-          "integrity": "sha1-G8k2ueAvSmA/zCIuz3Yz0wuLk7E=",
-          "dev": true,
-          "requires": {
-            "inflight": "^1.0.4",
-            "inherits": "2",
-            "minimatch": "2 || 3",
-            "once": "^1.3.0",
-            "path-is-absolute": "^1.0.0"
-          }
-        }
-      }
-    },
-    "fined": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/fined/-/fined-1.2.0.tgz",
-      "integrity": "sha512-ZYDqPLGxDkDhDZBjZBb+oD1+j0rA4E0pXY50eplAAOPg2N/gUBSSk5IM1/QhPfyVo19lJ+CvXpqfvk+b2p/8Ng==",
-      "dev": true,
-      "requires": {
-        "expand-tilde": "^2.0.2",
-        "is-plain-object": "^2.0.3",
-        "object.defaults": "^1.1.0",
-        "object.pick": "^1.2.0",
-        "parse-filepath": "^1.0.1"
-      }
-    },
-    "flagged-respawn": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/flagged-respawn/-/flagged-respawn-1.0.1.tgz",
-      "integrity": "sha512-lNaHNVymajmk0OJMBn8fVUAU1BtDeKIqKoVhk4xAALB57aALg6b4W0MfJ/cUE0g9YBXy5XhSlPIpYIJ7HaY/3Q==",
-      "dev": true
-    },
-    "for-in": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",
-      "integrity": "sha1-gQaNKVqBQuwKxybG4iAMMPttXoA=",
-      "dev": true
-    },
-    "for-own": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/for-own/-/for-own-1.0.0.tgz",
-      "integrity": "sha1-xjMy9BXO3EsE2/5wz4NklMU8tEs=",
-      "dev": true,
-      "requires": {
-        "for-in": "^1.0.1"
-      }
-    },
-    "fragment-cache": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/fragment-cache/-/fragment-cache-0.2.1.tgz",
-      "integrity": "sha1-QpD60n8T6Jvn8zeZxrxaCr//DRk=",
-      "dev": true,
-      "requires": {
-        "map-cache": "^0.2.2"
-      }
-    },
-    "fs.realpath": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
-      "dev": true
-    },
-    "get-stdin": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-4.0.1.tgz",
-      "integrity": "sha1-uWjGsKBDhDJJAui/Gl3zJXmkUP4=",
-      "dev": true
-    },
-    "get-value": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/get-value/-/get-value-2.0.6.tgz",
-      "integrity": "sha1-3BXKHGcjh8p2vTesCjlbogQqLCg=",
-      "dev": true
-    },
-    "getobject": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/getobject/-/getobject-0.1.0.tgz",
-      "integrity": "sha1-BHpEl4n6Fg0Bj1SG7ZEyC27HiFw=",
-      "dev": true
-    },
-    "glob": {
-      "version": "7.0.6",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-7.0.6.tgz",
-      "integrity": "sha1-IRuvr0nlJbjNkyYNFKsTYVKz9Xo=",
-      "dev": true,
-      "requires": {
-        "fs.realpath": "^1.0.0",
-        "inflight": "^1.0.4",
-        "inherits": "2",
-        "minimatch": "^3.0.2",
-        "once": "^1.3.0",
-        "path-is-absolute": "^1.0.0"
-      }
-    },
-    "global-modules": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/global-modules/-/global-modules-1.0.0.tgz",
-      "integrity": "sha512-sKzpEkf11GpOFuw0Zzjzmt4B4UZwjOcG757PPvrfhxcLFbq0wpsgpOqxpxtxFiCG4DtG93M6XRVbF2oGdev7bg==",
-      "dev": true,
-      "requires": {
-        "global-prefix": "^1.0.1",
-        "is-windows": "^1.0.1",
-        "resolve-dir": "^1.0.0"
-      }
-    },
-    "global-prefix": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/global-prefix/-/global-prefix-1.0.2.tgz",
-      "integrity": "sha1-2/dDxsFJklk8ZVVoy2btMsASLr4=",
-      "dev": true,
-      "requires": {
-        "expand-tilde": "^2.0.2",
-        "homedir-polyfill": "^1.0.1",
-        "ini": "^1.3.4",
-        "is-windows": "^1.0.1",
-        "which": "^1.2.14"
-      }
-    },
-    "graceful-fs": {
-      "version": "4.2.2",
-      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.2.tgz",
-      "integrity": "sha512-IItsdsea19BoLC7ELy13q1iJFNmd7ofZH5+X/pJr90/nRoPEX0DJo1dHDbgtYWOhJhcCgMDTOw84RZ72q6lB+Q==",
-      "dev": true
-    },
-    "grunt": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.0.4.tgz",
-      "integrity": "sha512-PYsMOrOC+MsdGEkFVwMaMyc6Ob7pKmq+deg1Sjr+vvMWp35sztfwKE7qoN51V+UEtHsyNuMcGdgMLFkBHvMxHQ==",
-      "dev": true,
-      "requires": {
-        "coffeescript": "~1.10.0",
-        "dateformat": "~1.0.12",
-        "eventemitter2": "~0.4.13",
-        "exit": "~0.1.1",
-        "findup-sync": "~0.3.0",
-        "glob": "~7.0.0",
-        "grunt-cli": "~1.2.0",
-        "grunt-known-options": "~1.1.0",
-        "grunt-legacy-log": "~2.0.0",
-        "grunt-legacy-util": "~1.1.1",
-        "iconv-lite": "~0.4.13",
-        "js-yaml": "~3.13.0",
-        "minimatch": "~3.0.2",
-        "mkdirp": "~0.5.1",
-        "nopt": "~3.0.6",
-        "path-is-absolute": "~1.0.0",
-        "rimraf": "~2.6.2"
-      },
-      "dependencies": {
-        "grunt-cli": {
-          "version": "1.2.0",
-          "resolved": "https://registry.npmjs.org/grunt-cli/-/grunt-cli-1.2.0.tgz",
-          "integrity": "sha1-VisRnrsGndtGSs4oRVAb6Xs1tqg=",
-          "dev": true,
-          "requires": {
-            "findup-sync": "~0.3.0",
-            "grunt-known-options": "~1.1.0",
-            "nopt": "~3.0.6",
-            "resolve": "~1.1.0"
-          }
-        },
-        "resolve": {
-          "version": "1.1.7",
-          "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.1.7.tgz",
-          "integrity": "sha1-IDEU2CrSxe2ejgQRs5ModeiJ6Xs=",
-          "dev": true
-        }
-      }
-    },
-    "grunt-cli": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/grunt-cli/-/grunt-cli-1.3.2.tgz",
-      "integrity": "sha512-8OHDiZZkcptxVXtMfDxJvmN7MVJNE8L/yIcPb4HB7TlyFD1kDvjHrb62uhySsU14wJx9ORMnTuhRMQ40lH/orQ==",
-      "dev": true,
-      "requires": {
-        "grunt-known-options": "~1.1.0",
-        "interpret": "~1.1.0",
-        "liftoff": "~2.5.0",
-        "nopt": "~4.0.1",
-        "v8flags": "~3.1.1"
-      },
-      "dependencies": {
-        "nopt": {
-          "version": "4.0.1",
-          "resolved": "https://registry.npmjs.org/nopt/-/nopt-4.0.1.tgz",
-          "integrity": "sha1-0NRoWv1UFRk8jHUFYC0NF81kR00=",
-          "dev": true,
-          "requires": {
-            "abbrev": "1",
-            "osenv": "^0.1.4"
-          }
-        }
-      }
-    },
-    "grunt-contrib-clean": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/grunt-contrib-clean/-/grunt-contrib-clean-2.0.0.tgz",
-      "integrity": "sha512-g5ZD3ORk6gMa5ugZosLDQl3dZO7cI3R14U75hTM+dVLVxdMNJCPVmwf9OUt4v4eWgpKKWWoVK9DZc1amJp4nQw==",
-      "dev": true,
-      "requires": {
-        "async": "^2.6.1",
-        "rimraf": "^2.6.2"
-      },
-      "dependencies": {
-        "async": {
-          "version": "2.6.3",
-          "resolved": "https://registry.npmjs.org/async/-/async-2.6.3.tgz",
-          "integrity": "sha512-zflvls11DCy+dQWzTW2dzuilv8Z5X/pjfmZOWba6TNIVDm+2UDaJmXSOXlasHKfNBs8oo3M0aT50fDEWfKZjXg==",
-          "dev": true,
-          "requires": {
-            "lodash": "^4.17.14"
-          }
-        }
-      }
-    },
-    "grunt-contrib-copy": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/grunt-contrib-copy/-/grunt-contrib-copy-1.0.0.tgz",
-      "integrity": "sha1-cGDGWB6QS4qw0A8HbgqPbj58NXM=",
-      "dev": true,
-      "requires": {
-        "chalk": "^1.1.1",
-        "file-sync-cmp": "^0.1.0"
-      },
-      "dependencies": {
-        "ansi-styles": {
-          "version": "2.2.1",
-          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-2.2.1.tgz",
-          "integrity": "sha1-tDLdM1i2NM914eRmQ2gkBTPB3b4=",
-          "dev": true
-        },
-        "chalk": {
-          "version": "1.1.3",
-          "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
-          "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
-          "dev": true,
-          "requires": {
-            "ansi-styles": "^2.2.1",
-            "escape-string-regexp": "^1.0.2",
-            "has-ansi": "^2.0.0",
-            "strip-ansi": "^3.0.0",
-            "supports-color": "^2.0.0"
-          }
-        },
-        "supports-color": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
-          "integrity": "sha1-U10EXOa2Nj+kARcIRimZXp3zJMc=",
-          "dev": true
-        }
-      }
-    },
-    "grunt-exec": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/grunt-exec/-/grunt-exec-3.0.0.tgz",
-      "integrity": "sha512-cgAlreXf3muSYS5LzW0Cc4xHK03BjFOYk0MqCQ/MZ3k1Xz2GU7D+IAJg4UKicxpO+XdONJdx/NJ6kpy2wI+uHg==",
-      "dev": true
-    },
-    "grunt-known-options": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/grunt-known-options/-/grunt-known-options-1.1.1.tgz",
-      "integrity": "sha512-cHwsLqoighpu7TuYj5RonnEuxGVFnztcUqTqp5rXFGYL4OuPFofwC4Ycg7n9fYwvK6F5WbYgeVOwph9Crs2fsQ==",
-      "dev": true
-    },
-    "grunt-legacy-log": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/grunt-legacy-log/-/grunt-legacy-log-2.0.0.tgz",
-      "integrity": "sha512-1m3+5QvDYfR1ltr8hjiaiNjddxGdQWcH0rw1iKKiQnF0+xtgTazirSTGu68RchPyh1OBng1bBUjLmX8q9NpoCw==",
-      "dev": true,
-      "requires": {
-        "colors": "~1.1.2",
-        "grunt-legacy-log-utils": "~2.0.0",
-        "hooker": "~0.2.3",
-        "lodash": "~4.17.5"
-      }
-    },
-    "grunt-legacy-log-utils": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/grunt-legacy-log-utils/-/grunt-legacy-log-utils-2.0.1.tgz",
-      "integrity": "sha512-o7uHyO/J+i2tXG8r2bZNlVk20vlIFJ9IEYyHMCQGfWYru8Jv3wTqKZzvV30YW9rWEjq0eP3cflQ1qWojIe9VFA==",
-      "dev": true,
-      "requires": {
-        "chalk": "~2.4.1",
-        "lodash": "~4.17.10"
-      }
-    },
-    "grunt-legacy-util": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/grunt-legacy-util/-/grunt-legacy-util-1.1.1.tgz",
-      "integrity": "sha512-9zyA29w/fBe6BIfjGENndwoe1Uy31BIXxTH3s8mga0Z5Bz2Sp4UCjkeyv2tI449ymkx3x26B+46FV4fXEddl5A==",
-      "dev": true,
-      "requires": {
-        "async": "~1.5.2",
-        "exit": "~0.1.1",
-        "getobject": "~0.1.0",
-        "hooker": "~0.2.3",
-        "lodash": "~4.17.10",
-        "underscore.string": "~3.3.4",
-        "which": "~1.3.0"
-      }
-    },
-    "has-ansi": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/has-ansi/-/has-ansi-2.0.0.tgz",
-      "integrity": "sha1-NPUEnOHs3ysGSa8+8k5F7TVBbZE=",
-      "dev": true,
-      "requires": {
-        "ansi-regex": "^2.0.0"
-      }
-    },
-    "has-flag": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-3.0.0.tgz",
-      "integrity": "sha1-tdRU3CGZriJWmfNGfloH87lVuv0=",
-      "dev": true
-    },
-    "has-value": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/has-value/-/has-value-1.0.0.tgz",
-      "integrity": "sha1-GLKB2lhbHFxR3vJMkw7SmgvmsXc=",
-      "dev": true,
-      "requires": {
-        "get-value": "^2.0.6",
-        "has-values": "^1.0.0",
-        "isobject": "^3.0.0"
-      }
-    },
-    "has-values": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/has-values/-/has-values-1.0.0.tgz",
-      "integrity": "sha1-lbC2P+whRmGab+V/51Yo1aOe/k8=",
-      "dev": true,
-      "requires": {
-        "is-number": "^3.0.0",
-        "kind-of": "^4.0.0"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "4.0.0",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-4.0.0.tgz",
-          "integrity": "sha1-IIE989cSkosgc3hpGkUGb65y3Vc=",
-          "dev": true,
-          "requires": {
-            "is-buffer": "^1.1.5"
-          }
-        }
-      }
-    },
-    "homedir-polyfill": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/homedir-polyfill/-/homedir-polyfill-1.0.3.tgz",
-      "integrity": "sha512-eSmmWE5bZTK2Nou4g0AI3zZ9rswp7GRKoKXS1BLUkvPviOqs4YTN1djQIqrXy9k5gEtdLPy86JjRwsNM9tnDcA==",
-      "dev": true,
-      "requires": {
-        "parse-passwd": "^1.0.0"
-      }
-    },
-    "hooker": {
-      "version": "0.2.3",
-      "resolved": "https://registry.npmjs.org/hooker/-/hooker-0.2.3.tgz",
-      "integrity": "sha1-uDT3I8xKJCqmWWNFnfbZhMXT2Vk=",
-      "dev": true
-    },
-    "hosted-git-info": {
-      "version": "2.8.5",
-      "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.8.5.tgz",
-      "integrity": "sha512-kssjab8CvdXfcXMXVcvsXum4Hwdq9XGtRD3TteMEvEbq0LXyiNQr6AprqKqfeaDXze7SxWvRxdpwE6ku7ikLkg==",
-      "dev": true
-    },
-    "iconv-lite": {
-      "version": "0.4.24",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
-      "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
-      "dev": true,
-      "requires": {
-        "safer-buffer": ">= 2.1.2 < 3"
-      }
-    },
-    "indent-string": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/indent-string/-/indent-string-2.1.0.tgz",
-      "integrity": "sha1-ji1INIdCEhtKghi3oTfppSBJ3IA=",
-      "dev": true,
-      "requires": {
-        "repeating": "^2.0.0"
-      }
-    },
-    "inflight": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
-      "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
-      "dev": true,
-      "requires": {
-        "once": "^1.3.0",
-        "wrappy": "1"
-      }
-    },
-    "inherits": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
-      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
-      "dev": true
-    },
-    "ini": {
-      "version": "1.3.5",
-      "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.5.tgz",
-      "integrity": "sha512-RZY5huIKCMRWDUqZlEi72f/lmXKMvuszcMBduliQ3nnWbx9X/ZBQO7DijMEYS9EhHBb2qacRUMtC7svLwe0lcw==",
-      "dev": true
-    },
-    "interpret": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.1.0.tgz",
-      "integrity": "sha1-ftGxQQxqDg94z5XTuEQMY/eLhhQ=",
-      "dev": true
-    },
-    "is-absolute": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/is-absolute/-/is-absolute-1.0.0.tgz",
-      "integrity": "sha512-dOWoqflvcydARa360Gvv18DZ/gRuHKi2NU/wU5X1ZFzdYfH29nkiNZsF3mp4OJ3H4yo9Mx8A/uAGNzpzPN3yBA==",
-      "dev": true,
-      "requires": {
-        "is-relative": "^1.0.0",
-        "is-windows": "^1.0.1"
-      }
-    },
-    "is-accessor-descriptor": {
-      "version": "0.1.6",
-      "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-0.1.6.tgz",
-      "integrity": "sha1-qeEss66Nh2cn7u84Q/igiXtcmNY=",
-      "dev": true,
-      "requires": {
-        "kind-of": "^3.0.2"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "3.2.2",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
-          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
-          "dev": true,
-          "requires": {
-            "is-buffer": "^1.1.5"
-          }
-        }
-      }
-    },
-    "is-arrayish": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.2.1.tgz",
-      "integrity": "sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0=",
-      "dev": true
-    },
-    "is-buffer": {
-      "version": "1.1.6",
-      "resolved": "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz",
-      "integrity": "sha512-NcdALwpXkTm5Zvvbk7owOUSvVvBKDgKP5/ewfXEznmQFfs4ZRmanOeKBTjRVjka3QFoN6XJ+9F3USqfHqTaU5w==",
-      "dev": true
-    },
-    "is-data-descriptor": {
-      "version": "0.1.4",
-      "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-0.1.4.tgz",
-      "integrity": "sha1-C17mSDiOLIYCgueT8YVv7D8wG1Y=",
-      "dev": true,
-      "requires": {
-        "kind-of": "^3.0.2"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "3.2.2",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
-          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
-          "dev": true,
-          "requires": {
-            "is-buffer": "^1.1.5"
-          }
-        }
-      }
-    },
-    "is-descriptor": {
-      "version": "0.1.6",
-      "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-0.1.6.tgz",
-      "integrity": "sha512-avDYr0SB3DwO9zsMov0gKCESFYqCnE4hq/4z3TdUlukEy5t9C0YRq7HLrsN52NAcqXKaepeCD0n+B0arnVG3Hg==",
-      "dev": true,
-      "requires": {
-        "is-accessor-descriptor": "^0.1.6",
-        "is-data-descriptor": "^0.1.4",
-        "kind-of": "^5.0.0"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "5.1.0",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-5.1.0.tgz",
-          "integrity": "sha512-NGEErnH6F2vUuXDh+OlbcKW7/wOcfdRHaZ7VWtqCztfHri/++YKmP51OdWeGPuqCOba6kk2OTe5d02VmTB80Pw==",
-          "dev": true
-        }
-      }
-    },
-    "is-extendable": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/is-extendable/-/is-extendable-0.1.1.tgz",
-      "integrity": "sha1-YrEQ4omkcUGOPsNqYX1HLjAd/Ik=",
-      "dev": true
-    },
-    "is-extglob": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/is-extglob/-/is-extglob-2.1.1.tgz",
-      "integrity": "sha1-qIwCU1eR8C7TfHahueqXc8gz+MI=",
-      "dev": true
-    },
-    "is-finite": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/is-finite/-/is-finite-1.0.2.tgz",
-      "integrity": "sha1-zGZ3aVYCvlUO8R6LSqYwU0K20Ko=",
-      "dev": true,
-      "requires": {
-        "number-is-nan": "^1.0.0"
-      }
-    },
-    "is-glob": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/is-glob/-/is-glob-3.1.0.tgz",
-      "integrity": "sha1-e6WuJCF4BKxwcHuWkiVnSGzD6Eo=",
-      "dev": true,
-      "requires": {
-        "is-extglob": "^2.1.0"
-      }
-    },
-    "is-number": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/is-number/-/is-number-3.0.0.tgz",
-      "integrity": "sha1-JP1iAaR4LPUFYcgQJ2r8fRLXEZU=",
-      "dev": true,
-      "requires": {
-        "kind-of": "^3.0.2"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "3.2.2",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
-          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
-          "dev": true,
-          "requires": {
-            "is-buffer": "^1.1.5"
-          }
-        }
-      }
-    },
-    "is-plain-object": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/is-plain-object/-/is-plain-object-2.0.4.tgz",
-      "integrity": "sha512-h5PpgXkWitc38BBMYawTYMWJHFZJVnBquFE57xFpjB8pJFiF6gZ+bU+WyI/yqXiFR5mdLsgYNaPe8uao6Uv9Og==",
-      "dev": true,
-      "requires": {
-        "isobject": "^3.0.1"
-      }
-    },
-    "is-relative": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/is-relative/-/is-relative-1.0.0.tgz",
-      "integrity": "sha512-Kw/ReK0iqwKeu0MITLFuj0jbPAmEiOsIwyIXvvbfa6QfmN9pkD1M+8pdk7Rl/dTKbH34/XBFMbgD4iMJhLQbGA==",
-      "dev": true,
-      "requires": {
-        "is-unc-path": "^1.0.0"
-      }
-    },
-    "is-unc-path": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/is-unc-path/-/is-unc-path-1.0.0.tgz",
-      "integrity": "sha512-mrGpVd0fs7WWLfVsStvgF6iEJnbjDFZh9/emhRDcGWTduTfNHd9CHeUwH3gYIjdbwo4On6hunkztwOaAw0yllQ==",
-      "dev": true,
-      "requires": {
-        "unc-path-regex": "^0.1.2"
-      }
-    },
-    "is-utf8": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/is-utf8/-/is-utf8-0.2.1.tgz",
-      "integrity": "sha1-Sw2hRCEE0bM2NA6AeX6GXPOffXI=",
-      "dev": true
-    },
-    "is-windows": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/is-windows/-/is-windows-1.0.2.tgz",
-      "integrity": "sha512-eXK1UInq2bPmjyX6e3VHIzMLobc4J94i4AWn+Hpq3OU5KkrRC96OAcR3PRJ/pGu6m8TRnBHP9dkXQVsT/COVIA==",
-      "dev": true
-    },
-    "isarray": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz",
-      "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
-      "dev": true
-    },
-    "isexe": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
-      "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
-      "dev": true
-    },
-    "isobject": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/isobject/-/isobject-3.0.1.tgz",
-      "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
-      "dev": true
-    },
-    "js-yaml": {
-      "version": "3.13.1",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
-      "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
-      "dev": true,
-      "requires": {
-        "argparse": "^1.0.7",
-        "esprima": "^4.0.0"
-      }
-    },
-    "kind-of": {
-      "version": "6.0.2",
-      "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-6.0.2.tgz",
-      "integrity": "sha512-s5kLOcnH0XqDO+FvuaLX8DDjZ18CGFk7VygH40QoKPUQhW4e2rvM0rwUq0t8IQDOwYSeLK01U90OjzBTme2QqA==",
-      "dev": true
-    },
-    "liftoff": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/liftoff/-/liftoff-2.5.0.tgz",
-      "integrity": "sha1-IAkpG7Mc6oYbvxCnwVooyvdcMew=",
-      "dev": true,
-      "requires": {
-        "extend": "^3.0.0",
-        "findup-sync": "^2.0.0",
-        "fined": "^1.0.1",
-        "flagged-respawn": "^1.0.0",
-        "is-plain-object": "^2.0.4",
-        "object.map": "^1.0.0",
-        "rechoir": "^0.6.2",
-        "resolve": "^1.1.7"
-      },
-      "dependencies": {
-        "findup-sync": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/findup-sync/-/findup-sync-2.0.0.tgz",
-          "integrity": "sha1-kyaxSIwi0aYIhlCoaQGy2akKLLw=",
-          "dev": true,
-          "requires": {
-            "detect-file": "^1.0.0",
-            "is-glob": "^3.1.0",
-            "micromatch": "^3.0.4",
-            "resolve-dir": "^1.0.1"
-          }
-        }
-      }
-    },
-    "load-grunt-tasks": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/load-grunt-tasks/-/load-grunt-tasks-5.1.0.tgz",
-      "integrity": "sha512-oNj0Jlka1TsfDe+9He0kcA1cRln+TMoTsEByW7ij6kyktNLxBKJtslCFEvFrLC2Dj0S19IWJh3fOCIjLby2Xrg==",
-      "dev": true,
-      "requires": {
-        "arrify": "^2.0.1",
-        "multimatch": "^4.0.0",
-        "pkg-up": "^3.1.0",
-        "resolve-pkg": "^2.0.0"
-      }
-    },
-    "load-json-file": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
-      "integrity": "sha1-lWkFcI1YtLq0wiYbBPWfMcmTdMA=",
-      "dev": true,
-      "requires": {
-        "graceful-fs": "^4.1.2",
-        "parse-json": "^2.2.0",
-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0",
-        "strip-bom": "^2.0.0"
-      }
-    },
-    "locate-path": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
-      "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
-      "dev": true,
-      "requires": {
-        "p-locate": "^3.0.0",
-        "path-exists": "^3.0.0"
-      },
-      "dependencies": {
-        "path-exists": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
-          "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
-          "dev": true
-        }
-      }
-    },
-    "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
-      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==",
-      "dev": true
-    },
-    "loud-rejection": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/loud-rejection/-/loud-rejection-1.6.0.tgz",
-      "integrity": "sha1-W0b4AUft7leIcPCG0Eghz5mOVR8=",
-      "dev": true,
-      "requires": {
-        "currently-unhandled": "^0.4.1",
-        "signal-exit": "^3.0.0"
-      }
-    },
-    "make-iterator": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/make-iterator/-/make-iterator-1.0.1.tgz",
-      "integrity": "sha512-pxiuXh0iVEq7VM7KMIhs5gxsfxCux2URptUQaXo4iZZJxBAzTPOLE2BumO5dbfVYq/hBJFBR/a1mFDmOx5AGmw==",
-      "dev": true,
-      "requires": {
-        "kind-of": "^6.0.2"
-      }
-    },
-    "map-cache": {
-      "version": "0.2.2",
-      "resolved": "https://registry.npmjs.org/map-cache/-/map-cache-0.2.2.tgz",
-      "integrity": "sha1-wyq9C9ZSXZsFFkW7TyasXcmKDb8=",
-      "dev": true
-    },
-    "map-obj": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/map-obj/-/map-obj-1.0.1.tgz",
-      "integrity": "sha1-2TPOuSBdgr3PSIb2dCvcK03qFG0=",
-      "dev": true
-    },
-    "map-visit": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/map-visit/-/map-visit-1.0.0.tgz",
-      "integrity": "sha1-7Nyo8TFE5mDxtb1B8S80edmN+48=",
-      "dev": true,
-      "requires": {
-        "object-visit": "^1.0.0"
-      }
-    },
-    "meow": {
-      "version": "3.7.0",
-      "resolved": "https://registry.npmjs.org/meow/-/meow-3.7.0.tgz",
-      "integrity": "sha1-cstmi0JSKCkKu/qFaJJYcwioAfs=",
-      "dev": true,
-      "requires": {
-        "camelcase-keys": "^2.0.0",
-        "decamelize": "^1.1.2",
-        "loud-rejection": "^1.0.0",
-        "map-obj": "^1.0.1",
-        "minimist": "^1.1.3",
-        "normalize-package-data": "^2.3.4",
-        "object-assign": "^4.0.1",
-        "read-pkg-up": "^1.0.1",
-        "redent": "^1.0.0",
-        "trim-newlines": "^1.0.0"
-      }
-    },
-    "micromatch": {
-      "version": "3.1.10",
-      "resolved": "https://registry.npmjs.org/micromatch/-/micromatch-3.1.10.tgz",
-      "integrity": "sha512-MWikgl9n9M3w+bpsY3He8L+w9eF9338xRl8IAO5viDizwSzziFEyUzo2xrrloB64ADbTf8uA8vRqqttDTOmccg==",
-      "dev": true,
-      "requires": {
-        "arr-diff": "^4.0.0",
-        "array-unique": "^0.3.2",
-        "braces": "^2.3.1",
-        "define-property": "^2.0.2",
-        "extend-shallow": "^3.0.2",
-        "extglob": "^2.0.4",
-        "fragment-cache": "^0.2.1",
-        "kind-of": "^6.0.2",
-        "nanomatch": "^1.2.9",
-        "object.pick": "^1.3.0",
-        "regex-not": "^1.0.0",
-        "snapdragon": "^0.8.1",
-        "to-regex": "^3.0.2"
-      }
-    },
-    "minimatch": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
-      "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
-      "dev": true,
-      "requires": {
-        "brace-expansion": "^1.1.7"
-      }
-    },
-    "minimist": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-      "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
-      "dev": true
-    },
-    "mixin-deep": {
-      "version": "1.3.2",
-      "resolved": "https://registry.npmjs.org/mixin-deep/-/mixin-deep-1.3.2.tgz",
-      "integrity": "sha512-WRoDn//mXBiJ1H40rqa3vH0toePwSsGb45iInWlTySa+Uu4k3tYUSxa2v1KqAiLtvlrSzaExqS1gtk96A9zvEA==",
-      "dev": true,
-      "requires": {
-        "for-in": "^1.0.2",
-        "is-extendable": "^1.0.1"
-      },
-      "dependencies": {
-        "is-extendable": {
-          "version": "1.0.1",
-          "resolved": "https://registry.npmjs.org/is-extendable/-/is-extendable-1.0.1.tgz",
-          "integrity": "sha512-arnXMxT1hhoKo9k1LZdmlNyJdDDfy2v0fXjFlmok4+i8ul/6WlbVge9bhM74OpNPQPMGUToDtz+KXa1PneJxOA==",
-          "dev": true,
-          "requires": {
-            "is-plain-object": "^2.0.4"
-          }
-        }
-      }
-    },
-    "mkdirp": {
-      "version": "0.5.1",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
-      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
-      "dev": true,
-      "requires": {
-        "minimist": "0.0.8"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "0.0.8",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-          "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
-          "dev": true
-        }
-      }
-    },
-    "ms": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-      "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
-      "dev": true
-    },
-    "multimatch": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/multimatch/-/multimatch-4.0.0.tgz",
-      "integrity": "sha512-lDmx79y1z6i7RNx0ZGCPq1bzJ6ZoDDKbvh7jxr9SJcWLkShMzXrHbYVpTdnhNM5MXpDUxCQ4DgqVttVXlBgiBQ==",
-      "dev": true,
-      "requires": {
-        "@types/minimatch": "^3.0.3",
-        "array-differ": "^3.0.0",
-        "array-union": "^2.1.0",
-        "arrify": "^2.0.1",
-        "minimatch": "^3.0.4"
-      }
-    },
-    "nanomatch": {
-      "version": "1.2.13",
-      "resolved": "https://registry.npmjs.org/nanomatch/-/nanomatch-1.2.13.tgz",
-      "integrity": "sha512-fpoe2T0RbHwBTBUOftAfBPaDEi06ufaUai0mE6Yn1kacc3SnTErfb/h+X94VXzI64rKFHYImXSvdwGGCmwOqCA==",
-      "dev": true,
-      "requires": {
-        "arr-diff": "^4.0.0",
-        "array-unique": "^0.3.2",
-        "define-property": "^2.0.2",
-        "extend-shallow": "^3.0.2",
-        "fragment-cache": "^0.2.1",
-        "is-windows": "^1.0.2",
-        "kind-of": "^6.0.2",
-        "object.pick": "^1.3.0",
-        "regex-not": "^1.0.0",
-        "snapdragon": "^0.8.1",
-        "to-regex": "^3.0.1"
-      }
-    },
-    "nopt": {
-      "version": "3.0.6",
-      "resolved": "https://registry.npmjs.org/nopt/-/nopt-3.0.6.tgz",
-      "integrity": "sha1-xkZdvwirzU2zWTF/eaxopkayj/k=",
-      "dev": true,
-      "requires": {
-        "abbrev": "1"
-      }
-    },
-    "normalize-package-data": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.5.0.tgz",
-      "integrity": "sha512-/5CMN3T0R4XTj4DcGaexo+roZSdSFW/0AOOTROrjxzCG1wrWXEsGbRKevjlIL+ZDE4sZlJr5ED4YW0yqmkK+eA==",
-      "dev": true,
-      "requires": {
-        "hosted-git-info": "^2.1.4",
-        "resolve": "^1.10.0",
-        "semver": "2 || 3 || 4 || 5",
-        "validate-npm-package-license": "^3.0.1"
-      }
-    },
-    "number-is-nan": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
-      "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
-      "dev": true
-    },
-    "object-assign": {
-      "version": "4.1.1",
-      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
-      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
-      "dev": true
-    },
-    "object-copy": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/object-copy/-/object-copy-0.1.0.tgz",
-      "integrity": "sha1-fn2Fi3gb18mRpBupde04EnVOmYw=",
-      "dev": true,
-      "requires": {
-        "copy-descriptor": "^0.1.0",
-        "define-property": "^0.2.5",
-        "kind-of": "^3.0.3"
-      },
-      "dependencies": {
-        "define-property": {
-          "version": "0.2.5",
-          "resolved": "https://registry.npmjs.org/define-property/-/define-property-0.2.5.tgz",
-          "integrity": "sha1-w1se+RjsPJkPmlvFe+BKrOxcgRY=",
-          "dev": true,
-          "requires": {
-            "is-descriptor": "^0.1.0"
-          }
-        },
-        "kind-of": {
-          "version": "3.2.2",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
-          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
-          "dev": true,
-          "requires": {
-            "is-buffer": "^1.1.5"
-          }
-        }
-      }
-    },
-    "object-visit": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/object-visit/-/object-visit-1.0.1.tgz",
-      "integrity": "sha1-95xEk68MU3e1n+OdOV5BBC3QRbs=",
-      "dev": true,
-      "requires": {
-        "isobject": "^3.0.0"
-      }
-    },
-    "object.defaults": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/object.defaults/-/object.defaults-1.1.0.tgz",
-      "integrity": "sha1-On+GgzS0B96gbaFtiNXNKeQ1/s8=",
-      "dev": true,
-      "requires": {
-        "array-each": "^1.0.1",
-        "array-slice": "^1.0.0",
-        "for-own": "^1.0.0",
-        "isobject": "^3.0.0"
-      }
-    },
-    "object.map": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/object.map/-/object.map-1.0.1.tgz",
-      "integrity": "sha1-z4Plncj8wK1fQlDh94s7gb2AHTc=",
-      "dev": true,
-      "requires": {
-        "for-own": "^1.0.0",
-        "make-iterator": "^1.0.0"
-      }
-    },
-    "object.pick": {
-      "version": "1.3.0",
-      "resolved": "https://registry.npmjs.org/object.pick/-/object.pick-1.3.0.tgz",
-      "integrity": "sha1-h6EKxMFpS9Lhy/U1kaZhQftd10c=",
-      "dev": true,
-      "requires": {
-        "isobject": "^3.0.1"
-      }
-    },
-    "once": {
-      "version": "1.4.0",
-      "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
-      "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
-      "dev": true,
-      "requires": {
-        "wrappy": "1"
-      }
-    },
-    "os-homedir": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
-      "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M=",
-      "dev": true
-    },
-    "os-tmpdir": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
-      "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=",
-      "dev": true
-    },
-    "osenv": {
-      "version": "0.1.5",
-      "resolved": "https://registry.npmjs.org/osenv/-/osenv-0.1.5.tgz",
-      "integrity": "sha512-0CWcCECdMVc2Rw3U5w9ZjqX6ga6ubk1xDVKxtBQPK7wis/0F2r9T6k4ydGYhecl7YUBxBVxhL5oisPsNxAPe2g==",
-      "dev": true,
-      "requires": {
-        "os-homedir": "^1.0.0",
-        "os-tmpdir": "^1.0.0"
-      }
-    },
-    "p-limit": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.2.1.tgz",
-      "integrity": "sha512-85Tk+90UCVWvbDavCLKPOLC9vvY8OwEX/RtKF+/1OADJMVlFfEHOiMTPVyxg7mk/dKa+ipdHm0OUkTvCpMTuwg==",
-      "dev": true,
-      "requires": {
-        "p-try": "^2.0.0"
-      }
-    },
-    "p-locate": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
-      "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
-      "dev": true,
-      "requires": {
-        "p-limit": "^2.0.0"
-      }
-    },
-    "p-try": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.2.0.tgz",
-      "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==",
-      "dev": true
-    },
-    "parse-filepath": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/parse-filepath/-/parse-filepath-1.0.2.tgz",
-      "integrity": "sha1-pjISf1Oq89FYdvWHLz/6x2PWyJE=",
-      "dev": true,
-      "requires": {
-        "is-absolute": "^1.0.0",
-        "map-cache": "^0.2.0",
-        "path-root": "^0.1.1"
-      }
-    },
-    "parse-json": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/parse-json/-/parse-json-2.2.0.tgz",
-      "integrity": "sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=",
-      "dev": true,
-      "requires": {
-        "error-ex": "^1.2.0"
-      }
-    },
-    "parse-passwd": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/parse-passwd/-/parse-passwd-1.0.0.tgz",
-      "integrity": "sha1-bVuTSkVpk7I9N/QKOC1vFmao5cY=",
-      "dev": true
-    },
-    "pascalcase": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/pascalcase/-/pascalcase-0.1.1.tgz",
-      "integrity": "sha1-s2PlXoAGym/iF4TS2yK9FdeRfxQ=",
-      "dev": true
-    },
-    "path-exists": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-2.1.0.tgz",
-      "integrity": "sha1-D+tsZPD8UY2adU3V77YscCJ2H0s=",
-      "dev": true,
-      "requires": {
-        "pinkie-promise": "^2.0.0"
-      }
-    },
-    "path-is-absolute": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
-      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
-      "dev": true
-    },
-    "path-parse": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
-      "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==",
-      "dev": true
-    },
-    "path-root": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/path-root/-/path-root-0.1.1.tgz",
-      "integrity": "sha1-mkpoFMrBwM1zNgqV8yCDyOpHRbc=",
-      "dev": true,
-      "requires": {
-        "path-root-regex": "^0.1.0"
-      }
-    },
-    "path-root-regex": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/path-root-regex/-/path-root-regex-0.1.2.tgz",
-      "integrity": "sha1-v8zcjfWxLcUsi0PsONGNcsBLqW0=",
-      "dev": true
-    },
-    "path-type": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/path-type/-/path-type-1.1.0.tgz",
-      "integrity": "sha1-WcRPfuSR2nBNpBXaWkBwuk+P5EE=",
-      "dev": true,
-      "requires": {
-        "graceful-fs": "^4.1.2",
-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0"
-      }
-    },
-    "pify": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
-      "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
-      "dev": true
-    },
-    "pinkie": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/pinkie/-/pinkie-2.0.4.tgz",
-      "integrity": "sha1-clVrgM+g1IqXToDnckjoDtT3+HA=",
-      "dev": true
-    },
-    "pinkie-promise": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/pinkie-promise/-/pinkie-promise-2.0.1.tgz",
-      "integrity": "sha1-ITXW36ejWMBprJsXh3YogihFD/o=",
-      "dev": true,
-      "requires": {
-        "pinkie": "^2.0.0"
-      }
-    },
-    "pkg-up": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/pkg-up/-/pkg-up-3.1.0.tgz",
-      "integrity": "sha512-nDywThFk1i4BQK4twPQ6TA4RT8bDY96yeuCVBWL3ePARCiEKDRSrNGbFIgUJpLp+XeIR65v8ra7WuJOFUBtkMA==",
-      "dev": true,
-      "requires": {
-        "find-up": "^3.0.0"
-      },
-      "dependencies": {
-        "find-up": {
-          "version": "3.0.0",
-          "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
-          "integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
-          "dev": true,
-          "requires": {
-            "locate-path": "^3.0.0"
-          }
-        }
-      }
-    },
-    "posix-character-classes": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/posix-character-classes/-/posix-character-classes-0.1.1.tgz",
-      "integrity": "sha1-AerA/jta9xoqbAL+q7jB/vfgDqs=",
-      "dev": true
-    },
-    "read-pkg": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz",
-      "integrity": "sha1-9f+qXs0pyzHAR0vKfXVra7KePyg=",
-      "dev": true,
-      "requires": {
-        "load-json-file": "^1.0.0",
-        "normalize-package-data": "^2.3.2",
-        "path-type": "^1.0.0"
-      }
-    },
-    "read-pkg-up": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-1.0.1.tgz",
-      "integrity": "sha1-nWPBMnbAZZGNV/ACpX9AobZD+wI=",
-      "dev": true,
-      "requires": {
-        "find-up": "^1.0.0",
-        "read-pkg": "^1.0.0"
-      }
-    },
-    "rechoir": {
-      "version": "0.6.2",
-      "resolved": "https://registry.npmjs.org/rechoir/-/rechoir-0.6.2.tgz",
-      "integrity": "sha1-hSBLVNuoLVdC4oyWdW70OvUOM4Q=",
-      "dev": true,
-      "requires": {
-        "resolve": "^1.1.6"
-      }
-    },
-    "redent": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/redent/-/redent-1.0.0.tgz",
-      "integrity": "sha1-z5Fqsf1fHxbfsggi3W7H9zDCr94=",
-      "dev": true,
-      "requires": {
-        "indent-string": "^2.1.0",
-        "strip-indent": "^1.0.1"
-      }
-    },
-    "regex-not": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/regex-not/-/regex-not-1.0.2.tgz",
-      "integrity": "sha512-J6SDjUgDxQj5NusnOtdFxDwN/+HWykR8GELwctJ7mdqhcyy1xEc4SRFHUXvxTp661YaVKAjfRLZ9cCqS6tn32A==",
-      "dev": true,
-      "requires": {
-        "extend-shallow": "^3.0.2",
-        "safe-regex": "^1.1.0"
-      }
-    },
-    "repeat-element": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/repeat-element/-/repeat-element-1.1.3.tgz",
-      "integrity": "sha512-ahGq0ZnV5m5XtZLMb+vP76kcAM5nkLqk0lpqAuojSKGgQtn4eRi4ZZGm2olo2zKFH+sMsWaqOCW1dqAnOru72g==",
-      "dev": true
-    },
-    "repeat-string": {
-      "version": "1.6.1",
-      "resolved": "https://registry.npmjs.org/repeat-string/-/repeat-string-1.6.1.tgz",
-      "integrity": "sha1-jcrkcOHIirwtYA//Sndihtp15jc=",
-      "dev": true
-    },
-    "repeating": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/repeating/-/repeating-2.0.1.tgz",
-      "integrity": "sha1-UhTFOpJtNVJwdSf7q0FdvAjQbdo=",
-      "dev": true,
-      "requires": {
-        "is-finite": "^1.0.0"
-      }
-    },
-    "resolve": {
-      "version": "1.12.0",
-      "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.12.0.tgz",
-      "integrity": "sha512-B/dOmuoAik5bKcD6s6nXDCjzUKnaDvdkRyAk6rsmsKLipWj4797iothd7jmmUhWTfinVMU+wc56rYKsit2Qy4w==",
-      "dev": true,
-      "requires": {
-        "path-parse": "^1.0.6"
-      }
-    },
-    "resolve-dir": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/resolve-dir/-/resolve-dir-1.0.1.tgz",
-      "integrity": "sha1-eaQGRMNivoLybv/nOcm7U4IEb0M=",
-      "dev": true,
-      "requires": {
-        "expand-tilde": "^2.0.0",
-        "global-modules": "^1.0.0"
-      }
-    },
-    "resolve-from": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-5.0.0.tgz",
-      "integrity": "sha512-qYg9KP24dD5qka9J47d0aVky0N+b4fTU89LN9iDnjB5waksiC49rvMB0PrUJQGoTmH50XPiqOvAjDfaijGxYZw==",
-      "dev": true
-    },
-    "resolve-pkg": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/resolve-pkg/-/resolve-pkg-2.0.0.tgz",
-      "integrity": "sha512-+1lzwXehGCXSeryaISr6WujZzowloigEofRB+dj75y9RRa/obVcYgbHJd53tdYw8pvZj8GojXaaENws8Ktw/hQ==",
-      "dev": true,
-      "requires": {
-        "resolve-from": "^5.0.0"
-      }
-    },
-    "resolve-url": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/resolve-url/-/resolve-url-0.2.1.tgz",
-      "integrity": "sha1-LGN/53yJOv0qZj/iGqkIAGjiBSo=",
-      "dev": true
-    },
-    "ret": {
-      "version": "0.1.15",
-      "resolved": "https://registry.npmjs.org/ret/-/ret-0.1.15.tgz",
-      "integrity": "sha512-TTlYpa+OL+vMMNG24xSlQGEJ3B/RzEfUlLct7b5G/ytav+wPrplCpVMFuwzXbkecJrb6IYo1iFb0S9v37754mg==",
-      "dev": true
-    },
     "reveal.js": {
       "version": "3.8.0",
       "resolved": "https://registry.npmjs.org/reveal.js/-/reveal.js-3.8.0.tgz",
       "integrity": "sha512-MQ+UBXIIL9IyBXhkLZWb/AG5h5/BedmnHXHIEavMBawNLVfAayvTrwNlDjGn4tf/CQ2CTJR8jSyIdu4RpfoLpg==",
       "dev": true
-    },
-    "rimraf": {
-      "version": "2.6.3",
-      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.3.tgz",
-      "integrity": "sha512-mwqeW5XsA2qAejG46gYdENaxXjx9onRNCfn7L0duuP4hCuTIi/QO7PDK07KJfp1d+izWPrzEJDcSqBa0OZQriA==",
-      "dev": true,
-      "requires": {
-        "glob": "^7.1.3"
-      },
-      "dependencies": {
-        "glob": {
-          "version": "7.1.4",
-          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.4.tgz",
-          "integrity": "sha512-hkLPepehmnKk41pUGm3sYxoFs/umurYfYJCerbXEyFIWcAzvpipAgVkBqqT9RBKMGjnq6kMuyYwha6csxbiM1A==",
-          "dev": true,
-          "requires": {
-            "fs.realpath": "^1.0.0",
-            "inflight": "^1.0.4",
-            "inherits": "2",
-            "minimatch": "^3.0.4",
-            "once": "^1.3.0",
-            "path-is-absolute": "^1.0.0"
-          }
-        }
-      }
-    },
-    "safe-regex": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/safe-regex/-/safe-regex-1.1.0.tgz",
-      "integrity": "sha1-QKNmnzsHfR6UPURinhV91IAjvy4=",
-      "dev": true,
-      "requires": {
-        "ret": "~0.1.10"
-      }
-    },
-    "safer-buffer": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
-      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
-      "dev": true
-    },
-    "semver": {
-      "version": "5.7.1",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
-      "dev": true
-    },
-    "set-value": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/set-value/-/set-value-2.0.1.tgz",
-      "integrity": "sha512-JxHc1weCN68wRY0fhCoXpyK55m/XPHafOmK4UWD7m2CI14GMcFypt4w/0+NV5f/ZMby2F6S2wwA7fgynh9gWSw==",
-      "dev": true,
-      "requires": {
-        "extend-shallow": "^2.0.1",
-        "is-extendable": "^0.1.1",
-        "is-plain-object": "^2.0.3",
-        "split-string": "^3.0.1"
-      },
-      "dependencies": {
-        "extend-shallow": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
-          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
-          "dev": true,
-          "requires": {
-            "is-extendable": "^0.1.0"
-          }
-        }
-      }
-    },
-    "signal-exit": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
-      "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0=",
-      "dev": true
-    },
-    "snapdragon": {
-      "version": "0.8.2",
-      "resolved": "https://registry.npmjs.org/snapdragon/-/snapdragon-0.8.2.tgz",
-      "integrity": "sha512-FtyOnWN/wCHTVXOMwvSv26d+ko5vWlIDD6zoUJ7LW8vh+ZBC8QdljveRP+crNrtBwioEUWy/4dMtbBjA4ioNlg==",
-      "dev": true,
-      "requires": {
-        "base": "^0.11.1",
-        "debug": "^2.2.0",
-        "define-property": "^0.2.5",
-        "extend-shallow": "^2.0.1",
-        "map-cache": "^0.2.2",
-        "source-map": "^0.5.6",
-        "source-map-resolve": "^0.5.0",
-        "use": "^3.1.0"
-      },
-      "dependencies": {
-        "define-property": {
-          "version": "0.2.5",
-          "resolved": "https://registry.npmjs.org/define-property/-/define-property-0.2.5.tgz",
-          "integrity": "sha1-w1se+RjsPJkPmlvFe+BKrOxcgRY=",
-          "dev": true,
-          "requires": {
-            "is-descriptor": "^0.1.0"
-          }
-        },
-        "extend-shallow": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-2.0.1.tgz",
-          "integrity": "sha1-Ua99YUrZqfYQ6huvu5idaxxWiQ8=",
-          "dev": true,
-          "requires": {
-            "is-extendable": "^0.1.0"
-          }
-        }
-      }
-    },
-    "snapdragon-node": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/snapdragon-node/-/snapdragon-node-2.1.1.tgz",
-      "integrity": "sha512-O27l4xaMYt/RSQ5TR3vpWCAB5Kb/czIcqUFOM/C4fYcLnbZUc1PkjTAMjof2pBWaSTwOUd6qUHcFGVGj7aIwnw==",
-      "dev": true,
-      "requires": {
-        "define-property": "^1.0.0",
-        "isobject": "^3.0.0",
-        "snapdragon-util": "^3.0.1"
-      },
-      "dependencies": {
-        "define-property": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/define-property/-/define-property-1.0.0.tgz",
-          "integrity": "sha1-dp66rz9KY6rTr56NMEybvnm/sOY=",
-          "dev": true,
-          "requires": {
-            "is-descriptor": "^1.0.0"
-          }
-        },
-        "is-accessor-descriptor": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/is-accessor-descriptor/-/is-accessor-descriptor-1.0.0.tgz",
-          "integrity": "sha512-m5hnHTkcVsPfqx3AKlyttIPb7J+XykHvJP2B9bZDjlhLIoEq4XoK64Vg7boZlVWYK6LUY94dYPEE7Lh0ZkZKcQ==",
-          "dev": true,
-          "requires": {
-            "kind-of": "^6.0.0"
-          }
-        },
-        "is-data-descriptor": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/is-data-descriptor/-/is-data-descriptor-1.0.0.tgz",
-          "integrity": "sha512-jbRXy1FmtAoCjQkVmIVYwuuqDFUbaOeDjmed1tOGPrsMhtJA4rD9tkgA0F1qJ3gRFRXcHYVkdeaP50Q5rE/jLQ==",
-          "dev": true,
-          "requires": {
-            "kind-of": "^6.0.0"
-          }
-        },
-        "is-descriptor": {
-          "version": "1.0.2",
-          "resolved": "https://registry.npmjs.org/is-descriptor/-/is-descriptor-1.0.2.tgz",
-          "integrity": "sha512-2eis5WqQGV7peooDyLmNEPUrps9+SXX5c9pL3xEB+4e9HnGuDa7mB7kHxHw4CbqS9k1T2hOH3miL8n8WtiYVtg==",
-          "dev": true,
-          "requires": {
-            "is-accessor-descriptor": "^1.0.0",
-            "is-data-descriptor": "^1.0.0",
-            "kind-of": "^6.0.2"
-          }
-        }
-      }
-    },
-    "snapdragon-util": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/snapdragon-util/-/snapdragon-util-3.0.1.tgz",
-      "integrity": "sha512-mbKkMdQKsjX4BAL4bRYTj21edOf8cN7XHdYUJEe+Zn99hVEYcMvKPct1IqNe7+AZPirn8BCDOQBHQZknqmKlZQ==",
-      "dev": true,
-      "requires": {
-        "kind-of": "^3.2.0"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "3.2.2",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
-          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
-          "dev": true,
-          "requires": {
-            "is-buffer": "^1.1.5"
-          }
-        }
-      }
-    },
-    "source-map": {
-      "version": "0.5.7",
-      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.5.7.tgz",
-      "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
-      "dev": true
-    },
-    "source-map-resolve": {
-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/source-map-resolve/-/source-map-resolve-0.5.2.tgz",
-      "integrity": "sha512-MjqsvNwyz1s0k81Goz/9vRBe9SZdB09Bdw+/zYyO+3CuPk6fouTaxscHkgtE8jKvf01kVfl8riHzERQ/kefaSA==",
-      "dev": true,
-      "requires": {
-        "atob": "^2.1.1",
-        "decode-uri-component": "^0.2.0",
-        "resolve-url": "^0.2.1",
-        "source-map-url": "^0.4.0",
-        "urix": "^0.1.0"
-      }
-    },
-    "source-map-url": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/source-map-url/-/source-map-url-0.4.0.tgz",
-      "integrity": "sha1-PpNdfd1zYxuXZZlW1VEo6HtQhKM=",
-      "dev": true
-    },
-    "spdx-correct": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/spdx-correct/-/spdx-correct-3.1.0.tgz",
-      "integrity": "sha512-lr2EZCctC2BNR7j7WzJ2FpDznxky1sjfxvvYEyzxNyb6lZXHODmEoJeFu4JupYlkfha1KZpJyoqiJ7pgA1qq8Q==",
-      "dev": true,
-      "requires": {
-        "spdx-expression-parse": "^3.0.0",
-        "spdx-license-ids": "^3.0.0"
-      }
-    },
-    "spdx-exceptions": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/spdx-exceptions/-/spdx-exceptions-2.2.0.tgz",
-      "integrity": "sha512-2XQACfElKi9SlVb1CYadKDXvoajPgBVPn/gOQLrTvHdElaVhr7ZEbqJaRnJLVNeaI4cMEAgVCeBMKF6MWRDCRA==",
-      "dev": true
-    },
-    "spdx-expression-parse": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/spdx-expression-parse/-/spdx-expression-parse-3.0.0.tgz",
-      "integrity": "sha512-Yg6D3XpRD4kkOmTpdgbUiEJFKghJH03fiC1OPll5h/0sO6neh2jqRDVHOQ4o/LMea0tgCkbMgea5ip/e+MkWyg==",
-      "dev": true,
-      "requires": {
-        "spdx-exceptions": "^2.1.0",
-        "spdx-license-ids": "^3.0.0"
-      }
-    },
-    "spdx-license-ids": {
-      "version": "3.0.5",
-      "resolved": "https://registry.npmjs.org/spdx-license-ids/-/spdx-license-ids-3.0.5.tgz",
-      "integrity": "sha512-J+FWzZoynJEXGphVIS+XEh3kFSjZX/1i9gFBaWQcB+/tmpe2qUsSBABpcxqxnAxFdiUFEgAX1bjYGQvIZmoz9Q==",
-      "dev": true
-    },
-    "split-string": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/split-string/-/split-string-3.1.0.tgz",
-      "integrity": "sha512-NzNVhJDYpwceVVii8/Hu6DKfD2G+NrQHlS/V/qgv763EYudVwEcMQNxd2lh+0VrUByXN/oJkl5grOhYWvQUYiw==",
-      "dev": true,
-      "requires": {
-        "extend-shallow": "^3.0.0"
-      }
-    },
-    "sprintf-js": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.1.2.tgz",
-      "integrity": "sha512-VE0SOVEHCk7Qc8ulkWw3ntAzXuqf7S2lvwQaDLRnUeIEaKNQJzV6BwmLKhOqT61aGhfUMrXeaBk+oDGCzvhcug==",
-      "dev": true
-    },
-    "static-extend": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/static-extend/-/static-extend-0.1.2.tgz",
-      "integrity": "sha1-YICcOcv/VTNyJv1eC1IPNB8ftcY=",
-      "dev": true,
-      "requires": {
-        "define-property": "^0.2.5",
-        "object-copy": "^0.1.0"
-      },
-      "dependencies": {
-        "define-property": {
-          "version": "0.2.5",
-          "resolved": "https://registry.npmjs.org/define-property/-/define-property-0.2.5.tgz",
-          "integrity": "sha1-w1se+RjsPJkPmlvFe+BKrOxcgRY=",
-          "dev": true,
-          "requires": {
-            "is-descriptor": "^0.1.0"
-          }
-        }
-      }
-    },
-    "strip-ansi": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
-      "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
-      "dev": true,
-      "requires": {
-        "ansi-regex": "^2.0.0"
-      }
-    },
-    "strip-bom": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
-      "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
-      "dev": true,
-      "requires": {
-        "is-utf8": "^0.2.0"
-      }
-    },
-    "strip-indent": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/strip-indent/-/strip-indent-1.0.1.tgz",
-      "integrity": "sha1-DHlipq3vp7vUrDZkYKY4VSrhoKI=",
-      "dev": true,
-      "requires": {
-        "get-stdin": "^4.0.1"
-      }
-    },
-    "supports-color": {
-      "version": "5.5.0",
-      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
-      "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
-      "dev": true,
-      "requires": {
-        "has-flag": "^3.0.0"
-      }
-    },
-    "to-object-path": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/to-object-path/-/to-object-path-0.3.0.tgz",
-      "integrity": "sha1-KXWIt7Dn4KwI4E5nL4XB9JmeF68=",
-      "dev": true,
-      "requires": {
-        "kind-of": "^3.0.2"
-      },
-      "dependencies": {
-        "kind-of": {
-          "version": "3.2.2",
-          "resolved": "https://registry.npmjs.org/kind-of/-/kind-of-3.2.2.tgz",
-          "integrity": "sha1-MeohpzS6ubuw8yRm2JOupR5KPGQ=",
-          "dev": true,
-          "requires": {
-            "is-buffer": "^1.1.5"
-          }
-        }
-      }
-    },
-    "to-regex": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/to-regex/-/to-regex-3.0.2.tgz",
-      "integrity": "sha512-FWtleNAtZ/Ki2qtqej2CXTOayOH9bHDQF+Q48VpWyDXjbYxA4Yz8iDB31zXOBUlOHHKidDbqGVrTUvQMPmBGBw==",
-      "dev": true,
-      "requires": {
-        "define-property": "^2.0.2",
-        "extend-shallow": "^3.0.2",
-        "regex-not": "^1.0.2",
-        "safe-regex": "^1.1.0"
-      }
-    },
-    "to-regex-range": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-2.1.1.tgz",
-      "integrity": "sha1-fIDBe53+vlmeJzZ+DU3VWQFB2zg=",
-      "dev": true,
-      "requires": {
-        "is-number": "^3.0.0",
-        "repeat-string": "^1.6.1"
-      }
-    },
-    "trim-newlines": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-1.0.0.tgz",
-      "integrity": "sha1-WIeWa7WCpFA6QetST301ARgVphM=",
-      "dev": true
-    },
-    "unc-path-regex": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/unc-path-regex/-/unc-path-regex-0.1.2.tgz",
-      "integrity": "sha1-5z3T17DXxe2G+6xrCufYxqadUPo=",
-      "dev": true
-    },
-    "underscore.string": {
-      "version": "3.3.5",
-      "resolved": "https://registry.npmjs.org/underscore.string/-/underscore.string-3.3.5.tgz",
-      "integrity": "sha512-g+dpmgn+XBneLmXXo+sGlW5xQEt4ErkS3mgeN2GFbremYeMBSJKr9Wf2KJplQVaiPY/f7FN6atosWYNm9ovrYg==",
-      "dev": true,
-      "requires": {
-        "sprintf-js": "^1.0.3",
-        "util-deprecate": "^1.0.2"
-      }
-    },
-    "union-value": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/union-value/-/union-value-1.0.1.tgz",
-      "integrity": "sha512-tJfXmxMeWYnczCVs7XAEvIV7ieppALdyepWMkHkwciRpZraG/xwT+s2JN8+pr1+8jCRf80FFzvr+MpQeeoF4Xg==",
-      "dev": true,
-      "requires": {
-        "arr-union": "^3.1.0",
-        "get-value": "^2.0.6",
-        "is-extendable": "^0.1.1",
-        "set-value": "^2.0.1"
-      }
-    },
-    "unset-value": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
-      "integrity": "sha1-g3aHP30jNRef+x5vw6jtDfyKtVk=",
-      "dev": true,
-      "requires": {
-        "has-value": "^0.3.1",
-        "isobject": "^3.0.0"
-      },
-      "dependencies": {
-        "has-value": {
-          "version": "0.3.1",
-          "resolved": "https://registry.npmjs.org/has-value/-/has-value-0.3.1.tgz",
-          "integrity": "sha1-ex9YutpiyoJ+wKIHgCVlSEWZXh8=",
-          "dev": true,
-          "requires": {
-            "get-value": "^2.0.3",
-            "has-values": "^0.1.4",
-            "isobject": "^2.0.0"
-          },
-          "dependencies": {
-            "isobject": {
-              "version": "2.1.0",
-              "resolved": "https://registry.npmjs.org/isobject/-/isobject-2.1.0.tgz",
-              "integrity": "sha1-8GVWEJaj8dou9GJy+BXIQNh+DIk=",
-              "dev": true,
-              "requires": {
-                "isarray": "1.0.0"
-              }
-            }
-          }
-        },
-        "has-values": {
-          "version": "0.1.4",
-          "resolved": "https://registry.npmjs.org/has-values/-/has-values-0.1.4.tgz",
-          "integrity": "sha1-bWHeldkd/Km5oCCJrThL/49it3E=",
-          "dev": true
-        }
-      }
-    },
-    "urix": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
-      "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
-      "dev": true
-    },
-    "use": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
-      "integrity": "sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ==",
-      "dev": true
-    },
-    "util-deprecate": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
-      "dev": true
-    },
-    "v8flags": {
-      "version": "3.1.3",
-      "resolved": "https://registry.npmjs.org/v8flags/-/v8flags-3.1.3.tgz",
-      "integrity": "sha512-amh9CCg3ZxkzQ48Mhcb8iX7xpAfYJgePHxWMQCBWECpOSqJUXgY26ncA61UTV0BkPqfhcy6mzwCIoP4ygxpW8w==",
-      "dev": true,
-      "requires": {
-        "homedir-polyfill": "^1.0.1"
-      }
-    },
-    "validate-npm-package-license": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/validate-npm-package-license/-/validate-npm-package-license-3.0.4.tgz",
-      "integrity": "sha512-DpKm2Ui/xN7/HQKCtpZxoRWBhZ9Z0kqtygG8XCgNQ8ZlDnxuQmWhj566j8fN4Cu3/JmbhsDo7fcAJq4s9h27Ew==",
-      "dev": true,
-      "requires": {
-        "spdx-correct": "^3.0.0",
-        "spdx-expression-parse": "^3.0.0"
-      }
-    },
-    "which": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
-      "integrity": "sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==",
-      "dev": true,
-      "requires": {
-        "isexe": "^2.0.0"
-      }
-    },
-    "wrappy": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-      "dev": true
     }
   }
 }
diff --git a/package.json b/package.json
index 9f22f5adfa8445c05950640dafd171cf61fbabb9..516a02107dd5b652f878d0941eaa3ddce3c3b652 100644
--- a/package.json
+++ b/package.json
@@ -16,12 +16,6 @@
   "author": "Guillaume Perréal",
   "license": "MIT",
   "devDependencies": {
-    "grunt": "^1.0.4",
-    "grunt-cli": "^1.3.2",
-    "grunt-contrib-clean": "^2.0.0",
-    "grunt-contrib-copy": "^1.0.0",
-    "grunt-exec": "^3.0.0",
-    "load-grunt-tasks": "^5.1.0",
     "reveal.js": "^3.8.0"
   }
 }