fix linting errors
fix linting errors

ZuluPro/libcloud,techhat/libcloud,watermelo/libcloud,samuelchong/libcloud,watermelo/libcloud,t-tran/libcloud,DimensionDataCBUSydney/libcloud,erjohnso/libcloud,erjohnso/libcloud,NexusIS/libcloud,mistio/libcloud,niteoweb/libcloud,samuelchong/libcloud,t-tran/libcloud,DimensionDataCBUSydney/libcloud,t-tran/libcloud,andrewsomething/libcloud,wuyuewen/libcloud,Kami/libcloud,wuyuewen/libcloud,techhat/libcloud,lochiiconnectivity/libcloud,andrewsomething/libcloud,mgogoulos/libcloud,pquentin/libcloud,mgogoulos/libcloud,apache/libcloud,vongazman/libcloud,SecurityCompass/libcloud,NexusIS/libcloud,apache/libcloud,niteoweb/libcloud,vongazman/libcloud,ByteInternet/libcloud,mistio/libcloud,samuelchong/libcloud,DimensionDataCBUSydney/libcloud,Scalr/libcloud,StackPointCloud/libcloud,Kami/libcloud,iPlantCollaborativeOpenSource/libcloud,Kami/libcloud,SecurityCompass/libcloud,pquentin/libcloud,andrewsomething/libcloud,wuyuewen/libcloud,mgogoulos/libcloud,NexusIS/libcloud,illfelder/libcloud,StackPointCloud/libcloud,iPlantCollaborativeOpenSource/libcloud,techhat/libcloud,Scalr/libcloud,vongazman/libcloud,lochiiconnectivity/libcloud,niteoweb/libcloud,SecurityCompass/libcloud,StackPointCloud/libcloud,lochiiconnectivity/libcloud,pquentin/libcloud,erjohnso/libcloud,apache/libcloud,watermelo/libcloud,mistio/libcloud,ByteInternet/libcloud,ByteInternet/libcloud,ZuluPro/libcloud,iPlantCollaborativeOpenSource/libcloud,illfelder/libcloud,illfelder/libcloud,ZuluPro/libcloud,Scalr/libcloud