GTK alignment tweaks
Fix the Charts page activity being ignored.
Merge remote-tracking branch 'nohal/options' into options
Merge pull request #205 from CaesarSchinas/options

Options
Correct options initial page/tab setting for GTK
Refine some text strings on options dialogs.
Correct for invalid region assert in MSW debug build.
Correct OpenGL texture rendering after overzoom blur.
Implement possibility to save AIS target track persistently
Implement configurable AIS permanent track persistency per MMSI