BUG: 14544: Fix xdmf file series.

Added support for xmf file series for Xdmf reader. Currently the reader only
supported a single xmf file containing temporal collection. Fixes issue seen in
BUG #14544.

Change-Id: Ie358af8460fb036d4807c46e3cf832bf2f91bba2
Remove BackgroundLights test from Mac OS X

This test uses the color dialog which is different on Mac OS X.

Change-Id: Ic61dcabb246804a7735036b3b5c4f8d4d8c902d9
Merge topic 'view-settings' into next

42de1bb4 Remove BackgroundLights test from Mac OS X
Make it easier to subclass pqTabbedMultiViewWidget.

Change-Id: I660fc93d2a8999023f42c2fe11a3aac48e4e930e
Merge topic 'make_subclassing_easier' into next

06dcb491 Make it easier to subclass pqTabbedMultiViewWidget.
BUG #14540: Fix issue with disappearing columns.

The bug was introduced due to the view reordering columns as the model was
reset. Fixed that by moving the re-ordering logic to vtkSpreadSheetView itself.
Also sorted all columns based on array names.

Change-Id: If912a690f61205383922c8318b0d621e15e68fb3
Merge topic '14540_fix_disappearing_columns' into next

63807bba BUG #14540: Fix issue with disappearing columns.
Fix warnings

Change-Id: I44952c2989c1a48b4239baa5f4e6031f356d9d0e
Merge topic '14540_fix_disappearing_columns' into next

07007dd1 Fix warnings
BUG #14540: Fix issue with disappearing columns.

The bug was introduced due to the view reordering columns as the model was
reset. Fixed that by moving the re-ordering logic to vtkSpreadSheetView itself.
Also sorted all columns based on array names.

Change-Id: If912a690f61205383922c8318b0d621e15e68fb3
Merge topic '14540_fix_disappearing_columns' into next

ec30c1f1 BUG #14540: Fix issue with disappearing columns.
Update link to VisItBridge (based on visit-2.7.0)

Change-Id: Ice45e082b434f602215026697750fcadc029a679
Merge topic 'visit-bridge-update-2.7.0' into next

1b215988 Update link to VisItBridge (based on visit-2.7.0)
Merge topic '14544_temporal_xdmf' into next

726de05f BUG: 14544: Fix xdmf file series.