Update documentation
Update dev dependencies

Force symfony version, previous configuration installed 2.1.x version but the last stable should be 2.3.x.
Add console listener test
Add console listener
Add configuration to enable console listener
Remove useless require in tests files
Add atoum's files
Update test doc
Update travis file
Fix base console event class
Add more tested php versions
Enable PropertyAccessor usage of magic __call method
Get executin time in ms
Merge pull request #17 from M6Web/feature/clear-tests

Tests cleaning
Merge branch 'master' of github.com:M6Web/StatsdBundle into feature/console-events
Remove useless require
Add getUnderscoredCommandName
Merge pull request #18 from M6Web/feature/console-events

Add custom console events
PSR-4