Add create, update, and delete user to Identity admin API v2.0

Changes to other files to resolve duplicate IDs

Partial-Bug: #1335730

Change-Id: I1b1b4ff4e3111c0a4b779b46c6ce318f7db119db
author: diane fleming dfleming@austin.rr.com
Merge "Add create, update, and delete user to Identity admin API v2.0"