[all] FAS Offset compensation, +/- 1.5A ( issue 166 )
[all] Switch warnings can be enabled/disabled for each individual switch
[ARM] Better import of existing switch warnings
[9X] "-" character instead of empty space in switch check line
[All] Switch-check read state button instead of Enter_Long
Merge branch 'next' into kilrah/Switch_and_pot_warnings
[ARM] Pot warning UI first steps
Merge branch 'kilrah/Pot_warning' into kilrah/Switch_and_pot_warnings

Conflicts:
	src/gui/menu_model.cpp
Merge branch 'kilrah/FAS_Offset_compensation' into kilrah/Switch_and_pot_warnings

Conflicts:
	src/translations/es.h
	src/translations/es.h.txt
Safer switch warning entry
Merge branch 'next' into kilrah/Switch_and_pot_warnings
Shouldn't have been in that branch
Safer switch warning entry - fixed
Fixes #154
OpenTX code moved to transmitter directory
OpenTX code moved to transmitter directory
Switch warning menu button action
Beep for switch warning definition, had gone missing in the various changes....
Confirmation blink added to trim reset and failsafe set
No sw_read button for M64