Added neopixel support and buzzer

Signed-off-by: Seb Lee-Delisle <sebleedelisle@gmail.com>
Merge branch 'master' of github.com:sebleedelisle/freeservo

Signed-off-by: Seb Lee-Delisle <sebleedelisle@gmail.com>

Conflicts:
	Arduino/DCServoWithSerialTuning/DCServoWithSerialTuning.ino
Merge branch 'master' of github.com:sebleedelisle/freeservo
New pins and 328 updates.

Signed-off-by: Seb Lee-Delisle <sebleedelisle@gmail.com>