Although the document is saying the network provider is neutron,
but the picture still has nova network which is outdated.
Change-Id: I3d33a789a2683eea235c5b5c0a2336b7b51da795
Closes-Bug: #1734841
Most of these are used by the follow on patch, however because all
this content is deleted from openstack-manuals pulling these out of
history there is less straight forward. So bulk import even the ones
that aren't currently used into a top level figures repository.
Part of bp: doc-migration
Change-Id: I57929f3035f0a9f41398b50d93afee267d981f12
Jianghua Wang