bug #1148 fixed compatibility with Symfony 2.6 (fabpot)
bug #1148 fixed compatibility with Symfony 2.6 (fabpot)

This PR was merged into the 2.0.x-dev branch.

Discussion
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fixed compatibility with Symfony 2.6

fixes #1145 and #1146

Commits
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c207787 fixed compatbility with Symfony 2.6

mTorres/Silex,romainneutron/Silex,fabpot/Silex,fabpot/Silex,romainneutron/Silex,mTorres/Silex,romainneutron/Silex,silexphp/Silex,gencer/Silex