Added Parameter Download Progress Bar to Initial Setup & Config/Tuning Views
Code tidy up: removal of commented out code
Addition of new test methods to group Multirotor vehicle types together, and further ground and fixed wing vehicles
Fixes #44: Changes to support new Multiple Vehicle definitions from APM:Copter.
Polish to the 'Initial Setup' & 'Config/Tuning' Views Menu Options
Fix to add in Optional Sonar Button