Info options update

TX channels suppport for APM/PX4

R1.8 OSX GUI added

Option do disable flight timer alarm. Disable sumamry reset from high…

… throttle

Uprev for release

Uprev

Additional GPS audio vario precompiled options

Uprev to R1.6.8.0 test release

BUGFIX - AHI incorrect when FULLAHI enabled

fixed.
Section to be revisited for improvements in future

Fontload option added to config.h

Added option to upload fonts using a simple define in config.h
Supports basic fonts only for ease of maintenance