Merge topic 'orthographic_view_extras'

5ef53b74 Bring back vtkSITimeLabelProperty.
4d642fac Add interaction support to vtkPVOrthographicSliceView.
Merge master into next

* commit 'aa525d5d662ea6c7036e47a07e4c8a146a773e5f':

Change-Id: Ie4d3cd2094302e8c2d81eb76be78821c51bee9fb
Removed pqActiveView.

This class was lingering around since ancient times. We long replaced
this class with pqActiveObjects. Updated all code to directly use
pqActiveObjects.

Also updated MajorAPIChanges.md files to document this change.

Change-Id: I223ad816448ed4cd8f5d537af8400acd4a5cf237
Merge topic 'remove_pqActiveView' into next

74ff1014 Removed pqActiveView.
BUG #15153: Update color map for the LOD mapper.

We were not setting the ColorTransferFunction on the polydata mapper
used for rendering LOD surface when volume rendering unstructured grids.
Fixed that.

Change-Id: Iccea62555ab9be58af8cbd43544521eb4636bd2c
Merge topic '15153_fix_volume_colormap' into next

71054832 BUG #15153: Update color map for the LOD mapper.
BUG #15071: Trace changes to solid color.

Added missing tracing macros to pqEditColorMapReaction to trace changes
to solid color in pqEditColorMapReaction.

Change-Id: I541af706ec3b892f3681d61a50558bfc81347fc7
Merge topic '15071_trace_solid_color_changes' into next

732fc80c BUG #15071: Trace changes to solid color.
Remove "Extract Location" from the toolbar.

This filter doesn't have an icon. Don't show it in the toolbar.

Change-Id: I8e3a0d973fcff29fe67e654c12c05f35ae2da20f
Merge topic '15071_trace_solid_color_changes' into next

333583a3 Remove "Extract Location" from the toolbar.
Remove debugging couts.

Change-Id: I963e753ef75172e6e5eaa41e58cde43982a10d39
Merge topic '15071_trace_solid_color_changes' into next

1a29ff4c Remove debugging couts.