Okay, made the change. Added 125% and 150% scale mode options. 125% should match the DS version.
File:
https://dl.dropboxusercontent.com/u/19691273/GameYob/Gameyob.zip
Source:
https://github.com/Jime86/GameYob/commit/ccdc4359a1d8075d9d8f0655cb55856a802f4e82
It works! thanks a lot!!