Resolve "préparer composer"

le but est de merger tout dans cette branche de migration et à la fin des dev, merger cette branche dans master

.gitignore

@@ -3,3 +3,15 @@
 /composer.lock
 /reports/
 .php_cs.*cache
+/nbproject/private/
+/nbproject
+/.idea/
+/.php_cs*cache
+package-lock.json
+yarn.lock
+yarn-error.log
+npm-debug.log
+node_modules/
+vendor/
+/tests/Fixtures/public/build
+/tests/Fixtures/var/

composer.json

@@ -74,9 +74,15 @@
         "irstea/phploc-shim": "^4.0",
         "irstea/phpmd-config": "^1.0",
         "irstea/phpstan-config": "^1.1",
+        "phpstan/phpstan-deprecation-rules": "@stable",
+        "symfony/browser-kit": "^4.3",
+        "symfony/css-selector": "^4.3",
+        "symfony/panther": "^0.5.2",
+        "symfony/web-server-bundle": "^3.4",
         "jakub-onderka/php-parallel-lint": "^1.0",
         "pcov/clobber": "^2.0",
-        "phpunit/phpunit": "^7.0"
+        "irstea/phpstan-config": "^1.1.1",
+      "phpunit/phpunit": "^7.0"
     },
     "config": {
         "sort-packages": true,