Updated phpcr-odm dep

Author: dantleech

composer.json

@@ -14,7 +14,7 @@
         "symfony-cmf/routing-bundle": "1.2.x-dev",
         "symfony-cmf/core-bundle": "1.1.x-dev",
         "aferrandini/urlizer": "1.0.*",
-        "doctrine/phpcr-odm": "1.1.x-dev",
+        "doctrine/phpcr-odm": "1.2.x-dev",
         "symfony/config": "~2.2",
         "jms/metadata": "1.5.*"
     },