Adding oauth_callback to signature.
Adding oauth_callback to signature.

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