Find here image file (5gb) and just installation scripts files (8mb)
Go with the image if you don't know what Linux is. 
/boot/config.txt contains configuration parameter for pi2jamma controls driver
Pi2jamma=yes
Activates pi2jamma. Set to no if you want to use pi2scart. In doubt just leave it.
https://mega.nz/#F!JQQ2CLJL!N7WPyddzRbjsg8dgx3L1Kg
Bug reports
Bug reports are welcome. Please add /home/pi/log.txt for convenience.
Happy testing... Gaming