Support multiple filters together for volume time comparison filter for Cinder

Support multiple time comparison filtering together on the volume "updated_at" and "created_at" fields like "updated_at=lt:time1, gt:time2". It means "time2 < volume.updated_time < time1", there is an "AND" relationship between those two operators.

Support to query snapshot filter by updated_at/created_at for Cinder

Support users can query snapshot resources by specifying the time that snapshots are created at or updated at with time comparison operators: "gt/gte/eq/neq/lt/lte", and cinder will return all which match the condition. Cinder has supported volume resources, now it's time for other resources. Add two filters updat...

Remove V1 API Code from Zaqar for zaqar

Now there is no need for V1 APIs, it‘s old and could be completely replaced by V2 APIs. So it's time to remove it.

Encrypted Messages in Queue for zaqar

The queue in Zaqar will support to encrypt messages before storing them into storage backends, also could support to decrypt (or not) messages when those are claimed by consumer. This feature will enhance the security of messaging service.

Resources quota support for Mogan

Currently, It's possible to create unlimited number of resources in Mogan, there should be a limitation for user or project to create Mogan resource.