Ardupilot project releases new firmware Copter-3.4

Copter-3.4 has been released for both multicopters and traditional helicopters and is available for download from the Mission Planner, QGroundControl, AP Planner2 and likely other ground stations as well. This is a very major release with dozens of new features that are listed in the Release Notes5 but also the main items are listed below. ["]