Client for agent extension

blueprint quantum-scheduler

Change-Id: Ic5a2198017cacfb0ff5b5da1461c06b3a0f87ea1
Match other python-*client prettytable dependency

The other openstack clients use prettytable>=0.6,<0.7. For several
reasons (primarily a lack of support in pip), we will match that here.

Change-Id: Id4fb08ae48a65666014c96a22baefe46a771b002
Allow known options after unknown ones in list and update command

blueprint known-options-location-in-list-update-commands

Change-Id: Icad4fbc0d9f1751bd36573b37ac7fe32987fada9
Merge "Client for agent extension"
Merge "Allow known options after unknown ones in list and update command"