CLOUDIFY-1431 delete zombie cloud service. that is, a cloud service with no VM in it
CLOUDIFY-1432 fixed leaking zombi os disks
CLOUDIFY-1397 added error key to message bundle indicating an error happened while accessing the cloud API
CLOUDIFY-1397 added corresponding enum for cloud_api_error key
CLOUDIFY-1397 throw CLIStatusException instead of InstallerException when catching a CloudProvisioningException. also, use the new error code dedicated for these kinds of exceptions
CLOUDIFY-1397 fixed some logging level and exception handling. fixed an issue that caused the error from azure to be swallowed
CLOUDIFY-1397 added some more logs
CLOUDIFY-1397 changed loggin level when creating a storage account