Fix #326.
Fix #330.
Fix #329.
Fix #327.
Fix #340.
Fix #346.
#336 work in progress.
#336 work in progress.
Fix #336 - I hope!
Attempt at #342.
Fix #350.
Fix #349.
Fix #354.
Fix #247.
Fix #352.
Slider tweak.
V2.7.9a
Fix #356.
Fix #357.
Fix #358.