Merge pull request #65 from ProfessorKaos64/beta

Merge beta to master for 0.9.1 release
Update README.md

spelling
corrected keymapping issue on gamepad switch from ps3/blu/usb
added mame rom set verification
corrected some BIOS checking helpers
corrected some BIOS checking helpers
corrected some BIOS checking helpers
Update README.md
added kernel checks to avoid work duplication
added kernel checks to avoid work duplication
removed xbmc session optoin for beta work
Merge pull request #67 from beaumanvienna/beta

mednafen sound driver changed to SDL
Delete ps3_sixaxis_blu.lyt
Delete qjoypad.desktop
Delete ps3_sixaxis_usb.lyt
Delete qjoypad.desktop
Delete qjoypad.desktop
Delete x360_controller.lyt
Delete x360_usb_controller.lyt
Delete qjoypad.desktop