Suppression repositories.

composer.json

 {
     "name": "unicaen/unicaen-auth",
     "description": "Module d'authentification pour les applis ZF2 de l'UCBN",
-    "repositories": [
-        {
-            "type": "vcs",
-            "url": "https://svn.unicaen.fr/svn/UnicaenApp"
-        }
-    ],
     "require": {
         "unicaen/unicaen-app": "dev-trunk",
         "zf-commons/zfc-user": ">=0.1",