Allow users to pass "headers" and "method" argument to the get_response_object utility method.
Allow users to pass "headers" and "method" argument to the get_response_object
utility method.

pantheon-systems/libcloud,thesquelched/libcloud,munkiat/libcloud,sahildua2305/libcloud,t-tran/libcloud,sergiorua/libcloud,ZuluPro/libcloud,SecurityCompass/libcloud,wrigri/libcloud,Kami/libcloud,mgogoulos/libcloud,pantheon-systems/libcloud,mtekel/libcloud,curoverse/libcloud,pquentin/libcloud,Itxaka/libcloud,t-tran/libcloud,mbrukman/libcloud,apache/libcloud,munkiat/libcloud,carletes/libcloud,mgogoulos/libcloud,apache/libcloud,cloudControl/libcloud,aviweit/libcloud,apache/libcloud,wrigri/libcloud,Cloud-Elasticity-Services/as-libcloud,samuelchong/libcloud,mistio/libcloud,sfriesel/libcloud,SecurityCompass/libcloud,smaffulli/libcloud,kater169/libcloud,jimbobhickville/libcloud,Itxaka/libcloud,schaubl/libcloud,thesquelched/libcloud,briancurtin/libcloud,DimensionDataCBUSydney/libcloud,Scalr/libcloud,ZuluPro/libcloud,jimbobhickville/libcloud,Verizon/libcloud,Verizon/libcloud,lochiiconnectivity/libcloud,MrBasset/libcloud,mbrukman/libcloud,watermelo/libcloud,Scalr/libcloud,curoverse/libcloud,Cloud-Elasticity-Services/as-libcloud,cryptickp/libcloud,carletes/libcloud,erjohnso/libcloud,StackPointCloud/libcloud,munkiat/libcloud,mtekel/libcloud,briancurtin/libcloud,cloudControl/libcloud,samuelchong/libcloud,Kami/libcloud,carletes/libcloud,kater169/libcloud,aleGpereira/libcloud,jerryblakley/libcloud,sergiorua/libcloud,andrewsomething/libcloud,curoverse/libcloud,mathspace/libcloud,JamesGuthrie/libcloud,smaffulli/libcloud,iPlantCollaborativeOpenSource/libcloud,NexusIS/libcloud,wido/libcloud,vongazman/libcloud,ByteInternet/libcloud,mistio/libcloud,marcinzaremba/libcloud,Cloud-Elasticity-Services/as-libcloud,techhat/libcloud,thesquelched/libcloud,Verizon/libcloud,erjohnso/libcloud,MrBasset/libcloud,ZuluPro/libcloud,StackPointCloud/libcloud,lochiiconnectivity/libcloud,andrewsomething/libcloud,wuyuewen/libcloud,mathspace/libcloud,Itxaka/libcloud,wido/libcloud,wido/libcloud,cloudControl/libcloud,watermelo/libcloud,dcorbacho/libcloud,DimensionDataCBUSydney/libcloud,jerryblakley/libcloud,atsaki/libcloud,atsaki/libcloud,mbrukman/libcloud,smaffulli/libcloud,SecurityCompass/libcloud,marcinzaremba/libcloud,marcinzaremba/libcloud,niteoweb/libcloud,schaubl/libcloud,sahildua2305/libcloud,t-tran/libcloud,atsaki/libcloud,techhat/libcloud,schaubl/libcloud,MrBasset/libcloud,iPlantCollaborativeOpenSource/libcloud,supertom/libcloud,kater169/libcloud,Kami/libcloud,aviweit/libcloud,pquentin/libcloud,mtekel/libcloud,vongazman/libcloud,sahildua2305/libcloud,StackPointCloud/libcloud,NexusIS/libcloud,cryptickp/libcloud,ByteInternet/libcloud,mgogoulos/libcloud,wuyuewen/libcloud,jimbobhickville/libcloud,techhat/libcloud,niteoweb/libcloud,dcorbacho/libcloud,JamesGuthrie/libcloud,erjohnso/libcloud,watermelo/libcloud,iPlantCollaborativeOpenSource/libcloud,illfelder/libcloud,supertom/libcloud,aviweit/libcloud,wrigri/libcloud,illfelder/libcloud,supertom/libcloud,samuelchong/libcloud,sfriesel/libcloud,mathspace/libcloud,Scalr/libcloud,ByteInternet/libcloud,lochiiconnectivity/libcloud,mistio/libcloud,aleGpereira/libcloud,cryptickp/libcloud,pantheon-systems/libcloud,andrewsomething/libcloud,briancurtin/libcloud,dcorbacho/libcloud,NexusIS/libcloud,wuyuewen/libcloud,jerryblakley/libcloud,vongazman/libcloud,sergiorua/libcloud,DimensionDataCBUSydney/libcloud,aleGpereira/libcloud,niteoweb/libcloud,sfriesel/libcloud,pquentin/libcloud,illfelder/libcloud,JamesGuthrie/libcloud