Make Dolphin controller friendly

[raul_viitor]

I like to use my PS3 controller to play Wii Games but it's annoying change game with mouse.

I though to make Dolphin more controller friendly like Steam Big Picture is for Steam.

[Craftyawesome]

Unfortunately this might wait until qt.

[MayImilae]

There are several possible ways to address this, but it really depends on when someone has the time and motivation to work on it. If you want it faster, you can always contribute!