Fixes
Fixed bug when back button is pressed.
Merge pull request #282 from zevektor/master

Load external rom - #2
Checks on load rom from external app changed.
Load roms from external app - #3
Merge pull request #283 from zevektor/master

Load roms from external app - #3
Style nits.
enlarged button/dpad hitboxes for gb-portrait
Enlarged dpad hitboxes and vertically extended button hitboxes for gen3-portrait
enlarged dpad hitboxes; left the buttons alone, since they're close together
Enlarge dpad hitboxes for psx-portrait
enlarge dpad hitboxes for nes-portrait
enlarge dpad and button hitboxes for snes-portrait
Merge pull request #284 from hizzlekizzle/master

Modified dpad/button hitboxes for portrait overlays
[Pi] Build fixes.
[Android] handle certain "special" buttons on some controllers better, fixes menu button on Ouya controller
[Android] make Ouya controller reports itself as dual analog
[GL] fix OSD messages breaking if one was too long
[WGL] Fix window size calculation.
(Android) Detects buffer size properly now on Android 4.2 and up -
bases requested latency on this. Old fallback applies for non-4.2