Added Twig_Extension_Debug if app is in debug mode
Added Twig_Extension_Debug if app is in debug mode

naderman/Silex,lyrixx/Silex,mTorres/Silex,cgsmith/Silex,fabpot/Silex,gencer/Silex,akucherevskiy/developex_test,lokhman/Silex,lyrixx/Silex,peterkokot/Silex,cesarmarinhorj/Silex,akucherevskiy/developex_test,JPry/Silex,arduanov/Silex,romainneutron/Silex,plotek/Silex,lyrixx/Silex,akucherevskiy/developex_test,CarsonF/Silex,tcx1000/Silex,romainneutron/Silex,peterkokot/Silex,RayRutjes/Silex,mathroc/Silex,Xephi/Silex,tcx1000/Silex,SpacePossum/Silex,RayRutjes/Silex,stof/Silex,SpacePossum/Silex,Tobion/Silex,Tobion/Silex,GromNaN/Silex,beealone/Silex,CarsonF/Silex,peterkokot/Silex,silexphp/Silex,stof/Silex,GromNaN/Silex,lokhman/Silex,naderman/Silex,beealone/Silex,romainneutron/Silex,mmauri04/Silex,Incognito/silex-fork,fabpot/Silex,fhinkel/Silex,cesarmarinhorj/Silex,jdreesen/Silex,JPry/Silex,CarsonF/Silex,stof/Silex,arduanov/Silex,mTorres/Silex,plotek/Silex,cgsmith/Silex,jdreesen/Silex,fhinkel/Silex,Xephi/Silex,mmauri04/Silex,Incognito/silex-fork,SanderKnape/Silex,SanderKnape/Silex,naderman/Silex,Tobion/Silex,mathroc/Silex,GromNaN/Silex