MODES: Add new ArduPilot flight modes to pymavlink Several new modes have been introduced to the various vehicles supported by ArduPilot since the solo was created. This patch adds all those new flight modes to the enumerations in this older version of pymavlink. For ArduCopter, this adds support for the following modes: - Throw mode - ADS-B Avoid (not a user mode) - Guided with no GPS - Smart RTL