Updating composer

Author: cryptiklemur

composer.json

@@ -18,12 +18,12 @@
         }
     ],
     "require":      {
-        "php":                           "^5.5|^7",
-        "symfony/framework-bundle":      "^2.7|^3.0",
-        "cache/doctrine-adapter":      "dev-master"
+        "php":                      "^5.5|^7",
+        "symfony/framework-bundle": "^2.7|^3.0",
+        "cache/doctrine-adapter":   "^0.1"
     },
     "require-dev":  {
-        "phpunit/phpunit": "5.0.*|^4.0",
+        "phpunit/phpunit":                                  "5.0.*|^4.0",
         "matthiasnoback/symfony-dependency-injection-test": "0.7.*"
     },
     "suggest":      {