Added support for custom data in create_node function for Azure driver
Added support for custom data in create_node function for Azure driver

Closes #554

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

niteoweb/libcloud,MrBasset/libcloud,StackPointCloud/libcloud,pquentin/libcloud,apache/libcloud,apache/libcloud,jerryblakley/libcloud,lochiiconnectivity/libcloud,schaubl/libcloud,mbrukman/libcloud,Kami/libcloud,wido/libcloud,cryptickp/libcloud,ZuluPro/libcloud,Scalr/libcloud,Scalr/libcloud,pquentin/libcloud,vongazman/libcloud,wido/libcloud,illfelder/libcloud,mbrukman/libcloud,cryptickp/libcloud,t-tran/libcloud,curoverse/libcloud,supertom/libcloud,StackPointCloud/libcloud,NexusIS/libcloud,DimensionDataCBUSydney/libcloud,briancurtin/libcloud,mtekel/libcloud,SecurityCompass/libcloud,t-tran/libcloud,watermelo/libcloud,StackPointCloud/libcloud,mistio/libcloud,atsaki/libcloud,jerryblakley/libcloud,jimbobhickville/libcloud,jerryblakley/libcloud,curoverse/libcloud,sahildua2305/libcloud,supertom/libcloud,techhat/libcloud,Kami/libcloud,pantheon-systems/libcloud,mathspace/libcloud,ByteInternet/libcloud,wuyuewen/libcloud,pantheon-systems/libcloud,smaffulli/libcloud,mathspace/libcloud,lochiiconnectivity/libcloud,briancurtin/libcloud,samuelchong/libcloud,dcorbacho/libcloud,mgogoulos/libcloud,ZuluPro/libcloud,mgogoulos/libcloud,iPlantCollaborativeOpenSource/libcloud,samuelchong/libcloud,dcorbacho/libcloud,atsaki/libcloud,pantheon-systems/libcloud,techhat/libcloud,NexusIS/libcloud,carletes/libcloud,wrigri/libcloud,smaffulli/libcloud,illfelder/libcloud,t-tran/libcloud,DimensionDataCBUSydney/libcloud,SecurityCompass/libcloud,carletes/libcloud,wrigri/libcloud,andrewsomething/libcloud,schaubl/libcloud,aleGpereira/libcloud,Verizon/libcloud,mtekel/libcloud,cryptickp/libcloud,Scalr/libcloud,jimbobhickville/libcloud,Verizon/libcloud,NexusIS/libcloud,erjohnso/libcloud,niteoweb/libcloud,MrBasset/libcloud,techhat/libcloud,sahildua2305/libcloud,apache/libcloud,sahildua2305/libcloud,MrBasset/libcloud,niteoweb/libcloud,andrewsomething/libcloud,ByteInternet/libcloud,lochiiconnectivity/libcloud,vongazman/libcloud,DimensionDataCBUSydney/libcloud,Verizon/libcloud,watermelo/libcloud,erjohnso/libcloud,pquentin/libcloud,supertom/libcloud,carletes/libcloud,erjohnso/libcloud,mistio/libcloud,vongazman/libcloud,wuyuewen/libcloud,andrewsomething/libcloud,mgogoulos/libcloud,atsaki/libcloud,aleGpereira/libcloud,SecurityCompass/libcloud,briancurtin/libcloud,jimbobhickville/libcloud,illfelder/libcloud,smaffulli/libcloud,wuyuewen/libcloud,curoverse/libcloud,schaubl/libcloud,iPlantCollaborativeOpenSource/libcloud,mbrukman/libcloud,mistio/libcloud,samuelchong/libcloud,dcorbacho/libcloud,watermelo/libcloud,ByteInternet/libcloud,Kami/libcloud,wrigri/libcloud,ZuluPro/libcloud,iPlantCollaborativeOpenSource/libcloud,wido/libcloud,mtekel/libcloud,mathspace/libcloud,aleGpereira/libcloud