Update project limits when flavor changes

Trigger project limit update while user is selecting the flavors.

Change-Id: I87621858562cc84d2d7bf6c6db9d73731c72be70
Closes-Bug: #1392735
Make Power State column on admin instances translatable

Add missing reference to make the admin instances power state column
translatable.  Note that this improves the i18n behavior without requiring any
new translations.

Change-Id: I1a1a7640cb2a9efdf084227d325ad03a28fca6f9
Closes-Bug: #1392834
Merge "Make Power State column on admin instances translatable"
Merge "Update project limits when flavor changes"
Adding missing table headers

A recently merged patch suppresses table titles by default. The
network detail views display multiple tables and these titles need
to be explicitly enabled.

Closes-Bug: #1393590
Change-Id: Id89aa980774e4e0e60e0506a133eac369e91a7f0