added fields for user entity
added default values for user entity
added defaults to orm mapping for user
updated defaults of orm mapping for user
fixed defaults of orm mapping for user
updated UserRepository to check if user is enabled and not locked
added confirmationKey to user entity
updated check for enabled or locked user
added first draft for additional UserRepository tests
added event to activate user in sulu backend
fixed bug with displaying of permission
built new version
Merge pull request #88 from sulu-cmf/bugfix/permissions

[BUGFIX] displaying of permissions
added possibility to enable user in sulu-backend
updated tests, added test for enable user
removed test for locked user
Merge branch 'develop' of git://github.com/sulu-cmf/SuluSecurityBundle into feature/extend-user-entity
fixed reload after enabling user
removed unnecessary if-statement
updated annotation for userRepository