Forgive my naivete, do you know where I could obtain said version? I made the mistake of thinking Carbon Downloads link in the OP would lead me there, but the most recent of those downloads is 20141106, which I suspect is not what you refer to.
But I can't find an option for that anywhere.
Ok so instructions when coming from 004 with TWRP(full clean install):
1) wipe dalvik-cache, cache, data, system
2) flash full ROM 005 (OnePlus2Hydrogen_14_OTA_005_all_XXDATEXXXX.zip)
3) flash Debloater+SuperSU (H2OS_MM_DBLOATR+SuperSU.zip) from ...