2 second watchdog timer for both TX and RX
README: add note about forced PPM define.
Merge branch 'master' of https://github.com/kh4/openLRSng
Merge branch 'master' of git://github.com/kh4/openLRSng
Revert "2 second watchdog timer for both TX and RX"

This reverts commit df204293331a7b8674d344aa29e944b97159fb40.
Updated frequency calculations to work with 'highband', this should allow using 868MHz radios.
Add define for setting frequency limits for 868MHz modules.
Merge branch 'master' of git://github.com/kh4/openLRSng
some initial bedtime commit
shaping the cli dialog into something useful
cleanup
up
up
up
up
optimizing
up
up
up
up