Update README.md
Remove the nrf module
Merge https://github.com/moon-bear/QuadcopterFlightControl into nrf_remove
Remove legecy feature - "Status Monitor"
Merge pull request #103 from jackhsu98/nrf_remove

Nrf remove[tested]
Clarify license issue in #75, and minor changes
Use proper word
README: remove the introduction of status monitor
Merge pull request #104 from moon-bear/README

Clarify license issue in #75, and minor changes
Try to support basic travis ci
Fix typo
Merge pull request #106 from moon-bear/support_travis_ci

Support travis ci
Add Travis CI badge
Write unit testing code for r/c command parsing
Allow PC_SIM target to do unit testing
Allow travis CI to automated testing
Indicate what assert has testing errors
Merge branch 'status_monitor_remove' of https://github.com/moon-bear/firmware into status_monitor_remove
remove status monitor help
Merge pull request #107 from jackhsu98/status_monitor_remove

Status monitor remove [tested already]