Add additional support for --or-show

Add --or-show for the following:
  * v2 roles
  * v2 projects

Change-Id: Ibbae19cda668575b9527fbd259f1298c48b8265b
Add arg to 'server image create' tests

The 'protected' column was not being checked.  Also add it to
image.fakes.IMAGE.

Change-Id: Ie431e9871a7da78b5a3924bfbc51d5575d994d86
Merge "Add additional support for --or-show"
Merge "Add arg to 'server image create' tests"