Revert dualshock.cpp and dualanalog.cpp so they can take data like they did in 0.9.33
Fixed some messages so they make sense
update README a bit
Update README.md

Document core options
fix dualshock messages
Merge branch 'master' of github.com:fr500/beetle-psx-libretro
Update README.md

fix README
Merge pull request #3 from fr500/master

Fixed Dualshock analogs