Test against php7
Test against php7

silexphp/Silex,beealone/Silex,Xephi/Silex,fabpot/Silex,jdreesen/Silex,RayRutjes/Silex,mathroc/Silex,romainneutron/Silex,romainneutron/Silex,cgsmith/Silex,cesarmarinhorj/Silex,mTorres/Silex,mmauri04/Silex,beealone/Silex,lokhman/Silex,RayRutjes/Silex,fhinkel/Silex,romainneutron/Silex,lokhman/Silex,fhinkel/Silex,fabpot/Silex,cesarmarinhorj/Silex,mathroc/Silex,SanderKnape/Silex,cgsmith/Silex,plotek/Silex,plotek/Silex,arduanov/Silex,mTorres/Silex,mmauri04/Silex,jdreesen/Silex,Xephi/Silex,gencer/Silex,arduanov/Silex,SanderKnape/Silex