Issue LIBCLOUD-477: Add extra utility function into ec2 driver
Issue LIBCLOUD-477: Add extra utility function into ec2 driver

Signed-off-by: Tomaz Muraus <bb4af54d4692022d34bcf290dffd91d21e083d18@apache.org>

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