Axes.get_lines() changed its behaviour when error bars are plotted
in version 2. This change covers both versions.

Refs #23284

Older versions of matplotlib don't ship with Viridis...

map in Python 2 performed the loop iteration immediately
and returned a list whereas Python 3 returns an iterator
for lazy evaluation. If you don't care about the result
the iteration never happens!

FitDialog::getStoredPropertyValue was a duplicate version of
AlgorithmDialog::getPreviousValue. This just changes from one to the
other.

Refs #0

Refs #0

Refs #0

Refs #0

This more generic list allows it to be more easily processed by
its targets.

The IncludePartialBins check box on the reflectometry GUI had an incorrect name for its label. The name was associated with another widget (the stitching params) whose position gets dynamically assigned, and due to the incorrect name this widget was being placed over the top of the IncludePartialBins check box.