Fix a regression in the paramiko SSH client which would make it not return all the output for all the commands which exited quickly.
Fix a regression in the paramiko SSH client which would make it not return all
the output for all the commands which exited quickly.

Part of LIBCLOUD-491.

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