Emulate the way ConnectionKey sets the user agent, so anything already appending a user agent continues to work
Emulate the way ConnectionKey sets the user agent, so anything already appending a user agent continues to work

git-svn-id: 353d90d4d8d13dcb4e0402680a9155a727f61a5a@926945 13f79535-47bb-0310-9956-ffa450edef68

mgogoulos/libcloud,dcorbacho/libcloud,briancurtin/libcloud,cloudControl/libcloud,SecurityCompass/libcloud,wuyuewen/libcloud,mathspace/libcloud,niteoweb/libcloud,mbrukman/libcloud,mgogoulos/libcloud,watermelo/libcloud,wuyuewen/libcloud,sfriesel/libcloud,atsaki/libcloud,vongazman/libcloud,Keisuke69/libcloud,mistio/libcloud,wido/libcloud,cryptickp/libcloud,vongazman/libcloud,wido/libcloud,illfelder/libcloud,mathspace/libcloud,apache/libcloud,aleGpereira/libcloud,Verizon/libcloud,illfelder/libcloud,MrBasset/libcloud,lochiiconnectivity/libcloud,Scalr/libcloud,sfriesel/libcloud,JamesGuthrie/libcloud,MrBasset/libcloud,apache/libcloud,DimensionDataCBUSydney/libcloud,pantheon-systems/libcloud,niteoweb/libcloud,pquentin/libcloud,Kami/libcloud,mbrukman/libcloud,carletes/libcloud,schaubl/libcloud,kater169/libcloud,briancurtin/libcloud,curoverse/libcloud,apache/libcloud,Kami/libcloud,aviweit/libcloud,cloudControl/libcloud,smaffulli/libcloud,lochiiconnectivity/libcloud,watermelo/libcloud,Scalr/libcloud,marcinzaremba/libcloud,iPlantCollaborativeOpenSource/libcloud,jerryblakley/libcloud,jimbobhickville/libcloud,Verizon/libcloud,ClusterHQ/libcloud,sahildua2305/libcloud,ClusterHQ/libcloud,andrewsomething/libcloud,smaffulli/libcloud,wrigri/libcloud,DimensionDataCBUSydney/libcloud,marcinzaremba/libcloud,pquentin/libcloud,Itxaka/libcloud,wido/libcloud,SecurityCompass/libcloud,StackPointCloud/libcloud,sahildua2305/libcloud,NexusIS/libcloud,sgammon/libcloud,MrBasset/libcloud,techhat/libcloud,cloudControl/libcloud,aviweit/libcloud,atsaki/libcloud,sahildua2305/libcloud,supertom/libcloud,Scalr/libcloud,cryptickp/libcloud,schaubl/libcloud,wuyuewen/libcloud,samuelchong/libcloud,supertom/libcloud,JamesGuthrie/libcloud,ByteInternet/libcloud,mbrukman/libcloud,kater169/libcloud,mtekel/libcloud,Verizon/libcloud,Kami/libcloud,Itxaka/libcloud,ZuluPro/libcloud,mgogoulos/libcloud,illfelder/libcloud,andrewsomething/libcloud,Cloud-Elasticity-Services/as-libcloud,mistio/libcloud,curoverse/libcloud,SecurityCompass/libcloud,lochiiconnectivity/libcloud,NexusIS/libcloud,munkiat/libcloud,aleGpereira/libcloud,atsaki/libcloud,StackPointCloud/libcloud,iPlantCollaborativeOpenSource/libcloud,pquentin/libcloud,wrigri/libcloud,samuelchong/libcloud,aleGpereira/libcloud,mistio/libcloud,niteoweb/libcloud,Cloud-Elasticity-Services/as-libcloud,schaubl/libcloud,Keisuke69/libcloud,ZuluPro/libcloud,pantheon-systems/libcloud,munkiat/libcloud,t-tran/libcloud,curoverse/libcloud,jerryblakley/libcloud,carletes/libcloud,supertom/libcloud,sgammon/libcloud,aviweit/libcloud,ByteInternet/libcloud,briancurtin/libcloud,Jc2k/libcloud,sergiorua/libcloud,kater169/libcloud,iPlantCollaborativeOpenSource/libcloud,ninefold/libcloud,erjohnso/libcloud,thesquelched/libcloud,ByteInternet/libcloud,Itxaka/libcloud,JamesGuthrie/libcloud,ZuluPro/libcloud,samuelchong/libcloud,jimbobhickville/libcloud,sfriesel/libcloud,ninefold/libcloud,mathspace/libcloud,Cloud-Elasticity-Services/as-libcloud,smaffulli/libcloud,erjohnso/libcloud,t-tran/libcloud,StackPointCloud/libcloud,watermelo/libcloud,vongazman/libcloud,sergiorua/libcloud,andrewsomething/libcloud,jerryblakley/libcloud,mtekel/libcloud,mtekel/libcloud,techhat/libcloud,DimensionDataCBUSydney/libcloud,t-tran/libcloud,pantheon-systems/libcloud,dcorbacho/libcloud,carletes/libcloud,wrigri/libcloud,sergiorua/libcloud,techhat/libcloud,marcinzaremba/libcloud,NexusIS/libcloud,munkiat/libcloud,thesquelched/libcloud,dcorbacho/libcloud,cryptickp/libcloud,jimbobhickville/libcloud,Jc2k/libcloud,erjohnso/libcloud,thesquelched/libcloud