Use 'FIXED_WINDOW' instead of relativedelta.. add additional logging. Don't charge users for 'resuming' instances
Merge branch 'herja' of https://github.com/iPlantCollaborativeOpenSource/atmosphere into herja
Super-small change to start_machine_imaging task to help recover from exceptions
Instance History/Status history received a new API endpoing that is not 'identity_specific'
Enable Suspend && Reboot when instance is in any 'active' state
Merge branch 'herja' of https://github.com/iPlantCollaborativeOpenSource/atmosphere into herja
Merge branch 'herja' into abyssinian-nightjar
Tag list API is public( Auth Optional)
Change oauth to work with new endpoint, refactor.

* Add CAS_AUTH_PREFIX variable to settings.
* Use CAS_AUTH_PREFIX in authentication.protocol.oauth.

	modified:   atmosphere/settings/local.py.dist
	modified:   authentication/protocol/oauth.py
Merge branch 'abyssinian-nightjar'