Allow 2.4

v2.3.6

Update composer.json

Missing bower dependency

v2.3.5

placeholder.min is not in the vendor anymore

Stability release

Merge pull request #154 from roderik/master

Increase minimum stability of this bundle, and try to use only stable tagged versions of dependencies. Targetted at Symfony 2.3 and the 2.3 series of Kunstmaan bundles.