Don't allow failures in HHVM (at least temporarily).
Don't allow failures in HHVM (at least temporarily).

nazo/guzzle,kkopachev/guzzle,mustafavelioglu/guzzle,sulfo/guzzle,WebSeed/guzzle,Tobion/guzzle,atrauzzi/guzzle,hussainweb/guzzle,Tony133/guzzle,atrauzzi/guzzle,staylor/guzzle,jeskew/guzzle,guzzle/guzzle,WebSeed/guzzle,mrm/guzzle,stefanruijsenaars/guzzle,Tony133/guzzle,mikicaivosevic/guzzle,kkopachev/guzzle,sulfo/guzzle,javierTerry/guzzle,michabbb-backup/guzzle,stea4lth/guzzle,staylor/guzzle,michabbb-backup/guzzle,paveljanda/guzzle,javierTerry/guzzle,Naktibalda/guzzle,grokify/guzzle,rajaehtesham/guzzle,ehough/guzzle,mrm/guzzle,videni/guzzle,duyhuynhngoc/guzzle,checat/guzzle,duyhuynhngoc/guzzle,dshafik/guzzle,mortenhauberg/guzzle,BostjanOb/guzzle,thinsoldier/guzzle,paveljanda/guzzle,Rinat-wc/guzzle,mustafavelioglu/guzzle,Brunty/guzzle,wherefortravel/guzzle,EdgarPE/guzzle,vrkansagara/guzzle,thinsoldier/guzzle,vrkansagara/guzzle,mortenhauberg/guzzle,hussainweb/guzzle,videni/guzzle,lahmizzar/guzzle,chengky/guzzle,stefanruijsenaars/guzzle,Rinat-wc/guzzle,rajaehtesham/guzzle,cenxun/guzzle,phlogisticfugu/guzzle,grokify/guzzle,Naktibalda/guzzle,jeskew/guzzle,lahmizzar/guzzle,Brunty/guzzle,stea4lth/guzzle,EdgarPE/guzzle,mikicaivosevic/guzzle,chengky/guzzle,guzzle/guzzle,wherefortravel/guzzle,checat/guzzle,BostjanOb/guzzle,ehough/guzzle,phlogisticfugu/guzzle,dshafik/guzzle,cenxun/guzzle,Tobion/guzzle,nazo/guzzle