Met à jour de ramsey/uuid vers la version 3.x.

Et ajout de ramsey/uuid-doctrine.

Closes #2 (closed)

composer.json

@@ -36,7 +36,7 @@
         "pagerfanta/pagerfanta": "^1.0",
         "psr/log": "^1.0",
         "ramsey/uuid": "^3.0",
-        "ramsey/uuid-doctrine": "*",
+        "ramsey/uuid-doctrine": "^1.5",
         "sensio/framework-extra-bundle": "^3.0.2",
         "symfony/assetic-bundle": "^2.3",
         "symfony/intl": "^3.3",