QNX joystick driver 8 buttons, 4 way a kind of virtual SNES pad. Has
hooks into the keyboard dpad driver so that TCO triggers the joystick.
The joystick support is necessary for UAE and other emulators that
expect a joystick to be present.  Future work to integrate screen
gamepad event ( 14 ) i.e Wiimote and other gamepads will be made.
joystick support  4way-8button currently mapped into dpad and key 'a'
event.  Eventually via gamepad/joystick 'screen' events.
sync.
Merge branch 'emulate' of https://github.com/trevornunes/SDL into emulate

Conflicts:
	src/video/playbook/SDL_playbookvideo_c.h