Update to version 1.0.20

Update Windows NSIS installer version

Update Win32 setup version & don't delete previous settings

Automatically add spaces between bytes in hex mode

Fix issue with disconnect button

Add scale dialgs

Remove line count & caret line, keep simple UI

Add some standard baud rates (issue Serial-Studio#12)

Change minimum window size

Fix issue where CSV from computer with another locale could not be pl…

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