Add a boolean option "target-all-projects",
which allows creating rbac policy for all projects.
Change-Id: Ie3af83a1bba7dd66e83b0595bb276bf8fd105831
Closes-Bug: #1728525
Closes-Bug: #1704834
Move existing content around based on the doc-migration specification.
Replace :doc: markup with :ref: to have sphinx keep track of where the
files move and generate valid hyperlinks.
Add a few toctrees and index pages for the new directories.
Depends-On: Ia750cb049c0f53a234ea70ce1f2bbbb7a2aa9454
Change-Id: I253ee8f89d3ec40e39310c18bb87ed1d3d5de330
Signed-off-by: Doug Hellmann <doug@doughellmann.com>