Added VERSION constant in bundle class
[composer] Added doctrine/dbal in require-dev
[travis] Added symfony 2.5 environment"
[travis] Allow failures for symfony dev-master
[travis] update before script
[travis] Added phpunit coverage output
[travis] Updated composer
[travis] Removed doctrine/dbal for hhvm
Fixed previous commit
Updated VERSION for 2.2.1
Merge branch '2.2'
Bumped VERSION to 2.3.0