Removing code coverage from test runs because I think travis is running out of memory
Removing code coverage from test runs because I think travis is running out of memory

mrm/guzzle,mrm/guzzle,EdgarPE/guzzle,paveljanda/guzzle,vrkansagara/guzzle,justincy/guzzle,Tobion/guzzle,lahmizzar/guzzle,cenxun/guzzle,BostjanOb/guzzle,cenxun/guzzle,dshafik/guzzle,checat/guzzle,rajaehtesham/guzzle,lahmizzar/guzzle,Briareos/guzzle,grokify/guzzle,mortenhauberg/guzzle,dawehner/guzzle,legovaer/guzzle3,Rinat-wc/guzzle,chengky/guzzle,thinsoldier/guzzle,barryvdh/guzzle3,sulfo/guzzle,avorobiev/guzzle,guzzle/guzzle3,barryvdh/guzzle3,javierTerry/guzzle,Naktibalda/guzzle,BostjanOb/guzzle,duyhuynhngoc/guzzle,Briareos/guzzle,kminh/guzzle3,stefanruijsenaars/guzzle,guzzle/guzzle3,Naktibalda/guzzle,SharpSpring/guzzle3,mubassirhayat/guzzle,jabong/guzzle3,wherefortravel/guzzle,nazo/guzzle,ehough/guzzle,wulftone/guzzle,dshafik/guzzle,kkopachev/guzzle,jabong/guzzle3,Brunty/guzzle,roundpartner/guzzle3,wherefortravel/guzzle,Rinat-wc/guzzle,rsauvatinet/guzzle3,guzzle/guzzle,roundpartner/guzzle3,mustafavelioglu/guzzle,kminh/guzzle3,javierTerry/guzzle,thinsoldier/guzzle,videni/guzzle,staylor/guzzle,kkopachev/guzzle,phlogisticfugu/guzzle,grokify/guzzle,justincy/guzzle,staylor/guzzle,jeskew/guzzle,jeskew/guzzle,dawehner/guzzle,sulfo/guzzle,atrauzzi/guzzle,mustafavelioglu/guzzle,Tony133/guzzle,rsauvatinet/guzzle3,checat/guzzle,dawehner/guzzle,WebSeed/guzzle,michabbb-backup/guzzle,mikicaivosevic/guzzle,Tobion/guzzle,avorobiev/guzzle,ryanhughes/guzzle,sahat/guzzle,SharpSpring/guzzle3,phlogisticfugu/guzzle,WebSeed/guzzle,mikicaivosevic/guzzle,michabbb-backup/guzzle,vrkansagara/guzzle,wulftone/guzzle,rajaehtesham/guzzle,EdgarPE/guzzle,legovaer/guzzle3,nazo/guzzle,ryanhughes/guzzle,Brunty/guzzle,stefanruijsenaars/guzzle,stea4lth/guzzle,guzzle/guzzle,paveljanda/guzzle,Tony133/guzzle,chengky/guzzle,ehough/guzzle,mortenhauberg/guzzle,atrauzzi/guzzle,hussainweb/guzzle,hussainweb/guzzle,videni/guzzle,duyhuynhngoc/guzzle,stea4lth/guzzle