DKAFE v0.17 BETA

Add DK Rivets hack and artwork
Add recording emulator column to romlist. A preferred emulator can now be set for recording, or recording can be disabled.
Update romlist to include DK Rivets and remove the recording specific version of Donkey Kong (from slot 1) since the launch menu can be used to "launch most games with .inp recording"

Raspberry Pi update to follow