Mission Planner 1.2.68
add vario support.
add better wms support, as per kogan's mod
add camera planner - bbasso
add more plugin interfaces
add change log to help screen
add change log to update dialog
add firmware screen when connected.
add old accel calib to plane config.
migrate fw screen to new fw class
add support for more graphs, 5 to 10
add custommessagebox link support