MAME 0.266 SL/CHD sooner requests

As usual because RR does not provide SL

Use his thread for added SL/CHD stuff (from official 0.265 to the next official release 0.266)

Don't search/post here stuff that is already added to 0.265 or earlier!

https://mega.nz/folder/yU9hVCDI#ZkA26MTTH3LMYdiD-F_ANA