Just follow the instruction on the link above. Thing to remember:
1. DISABLE LAGFIX
2. FACTORY RESET
3. RE-PARTITION checked at ODIN for stock JVQ
4. HOME+POWER+VOLUME UP: Load recovery mode
5. After boot convert to ext4 with the ext4 tool
6. Remove SIM card and external SD Card
7. DO NOT run arabic patch if you are not using Arabic keyboard.
8. DO NOT use 4-tab/MIUI lock. Might softboot your phone. Once you are in change it using EDT Tweaks
GingerReal Updater: simple build in ROM Manager for GingerReal..
Someone with SGS going to continue the development :)