Correction
Merge branch 'master' of git://github.com/AppVentus/AvAlertifyBundle

# By shady (3) and Leny BERNARD (2)
# Via shady
* 'master' of git://github.com/AppVentus/AvAlertifyBundle:
  - CS fix - remove unused "use"
  Fix composer syntax
  Fix composer syntax
  update composer.json
  fix flashBag()->add()  support

Conflicts:
	Twig/Extension/AlertifyExtension.php