Add Two-face.

Fix spelling causing nil value error.

Add Bumblebee

Update changelog.

Adjust PID values for pitch/roll/yaw for light constructs. Adjust tur…

…n angle for manual control

Update manual.

Update du-libs.

Set version 1.4.1

Reduced default derivative value of axis controller from 1600 to 1000…

… on light constructs. Quicker startup.

Manual and changelog for 1.3.0