Currently the administrator could only reset the generic group
status by db operation,this change intends to add new admin
actions to achieve these.
The patch list:
1. group API(this).
2. group snapshot API(https://review.openstack.org/#/c/389577/).
3. cinder client(https://review.openstack.org/390169/).
4. documentation(https://review.openstack.org/#/c/395464).
APIImpact
DocImpact
Partial-Implements: blueprint reset-cg-and-cgs-status
Change-Id: Ib8bffb806f878c67bb12fd5ef7ed8cc15606d1c5