BUG #14921: Fixed scalar bar visibility from context menu.

Fixed updating of scalar bar visibility when coloring is selected using
the render-view context menu (similar to the COlor By toolbar).

Change-Id: I3e219b2ec63f4c473f6ec0f39463ca8f7d095aa8
Merge topic '15053_fix_coloring_with_missing_arrays' into next

e0bf4863 BUG #14921: Fixed scalar bar visibility from context menu.
Update VTK.

Change-Id: I9785af707d2e514959f185f0b1f120786b4fc74d
Merge topic 'vtk_master_20141105' into next

3155f740 Update VTK.