Adding tenant token support

Change-Id: I9e6c9453ae6faf3f83e8fff0de809178387defb0
Enumerated BackupTypes

Adding a new class BackupTypes for
daily and weekly backups

Change-Id: Ia7a2c3b77e63c39269e4fef30d1c71351b084dc7
Merge branch 'master' of https://github.com/stackforge/cloudcafe
Clients and Models for hosts api

Adding HostsClient and Host model
for making host calls to api.

Change-Id: I934029b88803e619ac4ee5c633b32fa24fcdac37
Merge http://github.com/stackforge/cloudcafe
Merge branch 'master' of https://github.com/stackforge/cloudcafe
Merge branch 'master' into image