Remove RAX-specific auth in cinderclient

Change-Id: Idd36694a322f467ba5e8c1f58bfac701bff8f3f8
Closes-Bug: #966329
Add volume retype command

Add volume retype to Cinder client.
Cinder code: https://review.openstack.org/#/c/44881/

Change-Id: Ied4902da531386f744403962e4a8ddfb7587c4ef
Merge "Add volume retype command"
Add retype to index.rst

Retype patch was merged but not added to index.rst

Change-Id: I15e52153fccf07026d4b1dfcc1fb62a27d6d3ca2
Merge "Remove RAX-specific auth in cinderclient"