Removed hhvm from allow failures
Removed hhvm from allow failures

lvbaosong/predis,SwelenFrance/predis,zhangyancoder/predis,RudyJessop/predis,dzung2t/predis,mrkeng/predis,gencer/predis,gopalindians/predis,vend/predis,nrk/predis,CloudSide/predis,protomouse/predis,SecureCloud-biz/predis,WalterShe/predis,nguyenthaihan/predis,moria/predis,quangnguyen90/predis