Inverted the arrow keys panning behaviour in ganetiviz; makes more sense to an unsuspecting user.
Reorient graph to original position with 'r'
Refs #13569
CSS Changes in ganetiviz, shifted help to left into a scrollable div. Overflow hidden for the main page.
Refs #13569
Switched to using cluster_slug in ganetiviz url, instead of complete hostname,
(for consistency with the rest of GWM)
Refs #13569
Updated left sidebar help information in ganetiviz
Refs #13569