Merge pull request #817 from Bakasan15/Log-Improvements

Less intrusive autoscroll
More options for decimal parts of numbers
don't forget clasic
Flux Mustard fix
Suppress flux crystal message when none
Option for logicat colour scheme
ReadMe
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Issue #819
Issue #764
Issue #576
Merge pull request #818 from waveney/wav25

Logicat and Decimal options, Lots of fixes
TDF display fix, and never less than 1x.
Fixing broken options (had undefined as default)
Nudge notification message
Merge pull request #820 from mart0258/master

General fixes
Merge remote-tracking branch 'upstream/master' into Log-Improvements