Fixing patch number to 0.
Merge branch 'bugfix/9875_zooming_bug' into next
Lock mutex in MessageDisplay when altering its contents.

Its possible for displays to be altered from separate threads and
thus get into a race condition if two threads try to modify the
contents simultaneously.
Refs #9971
Speed up the debug logging in SofQW3

It now accumulates the debug messages and logs per spectrum rather
than calling the logger for every spectrum & bin.
Refs #9971
Merge branch 'bugfix/9971_sofw_crash_debug_log' into develop