Add a test case for CloudStack list_nodes with location filter
Add a test case for CloudStack list_nodes with location filter

Closes #754

Signed-off-by: Tomaz Muraus <bb4af54d4692022d34bcf290dffd91d21e083d18@tomaz.me>

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