BUG #15126: Fix issues with separated properties/display panels.

* The save/restore buttons weren't being hidden properly.
* The view wasn't saved as a result the display properties weren't being
  shown correctly.

Change-Id: Id5a1eddff034e53b1fe15d85b69de4e105b4c2ca
Merge topic '15126_fix_properties_panel' into next

6c22d883 BUG #15126: Fix issues with separated properties/display panels.