Added DuoTouch class
Implemented "multitouch" for zooming and rotating
Added WiiKeyMapper class
Added JSON processing
Default keymapper settings now merges with users'
Added application specific keymaps
Added mouse simulation
Enabled native touch cursor
Merge branch 'keymapper' into duotouch

Conflicts:
	WiiTUIO/Input/WiiProvider/Pointer/WiiPointerProvider.cs
Added new contacttype
Fixed slave touch
Easier tapping and edge swiping
Added mouse mode
Fix keymap reading
Changed default keymap
Added special case for volume change