I'm still a banana but i can use the keyboard and the gamepad synchronously

ps: Look at me !
Fixed all the issues and added an absolute referential mode for the drone control
Unsuscribed to the event
Changed the priority of the processing and added the processing
Changed the timer who get the informations from the drone to 50ms from 1sec in order to see if the accuracy of the absolute control of the AR Drone if better
Changed an access modifier
Corrected a value
Added the base of the drone pairing
Added stub pairing checkbox. (...)

- Removed unused private static readonly strings
- Removed maximum drone speed inputs from drone settings
- Added stub event handling for drone settings
Merge remote-tracking branch 'origin/DronePairing' into develop

Conflicts:
	RideOnMotion/RideOnMotion/MainWindow.xaml.cs
Finished the pairing, with a function to get the MAC address automatically
Tentative Pairing Checkbox implementation. (...)

- Drone settings: Fixed settings not saving.
Merge remote-tracking branch 'origin/DronePairing' into develop