Set the PVTrivialProducer without any time information initially.

When we create the catalyst pipeline, don't set the time in the
PVTrivialProducer. It will cause a warning later on.

Change-Id: Ib7350b7452d50edab6fc3824c4c6d6c9e08bbfd7
Add multi-block color and opacity support

This adds support for setting color and opacity for each
individual block in a multi-block data set.

Change-Id: Ic99d46068cbcd14b72cec23eac924ba252188d53
Cleaning up coprocessing helper method.

Change-Id: I93f74928ed9703b73fabe03d1a3a6e4022dbc3b9
BUG #14044: Fix apply button logic.

Fixed BUG #14044. Apply button would accidentally turn green on OsX after
editing a QLineEdit.

Change-Id: I27f0060aa164d5f9bbba03788319eaaeb5315b16
Merge topic '14043_cleanup_coprocessing' into next

936afed Cleaning up coprocessing helper method.
6e5177a Set the PVTrivialProducer without any time information initially.
Merge topic '14044_panel_apply_cleanup' into next

141d164 BUG #14044: Fix apply button logic.
Merge topic 'multi-block-color-support' into next

74cc46a Add multi-block color and opacity support