To make Religion work in CTP2

Add a Feat that triggers the religion in advance txt
Add feat.txt entry
Add Feat.slc entry
Add feat_str.txt in language folder
Add wonder.txt a wonder that is triggered by feat 
     and its religion icon
     and the shrine that it puts in all of your cities
add wonder to ai build list
add building.txt the shrine from above with MAPICON for religion
add Unit.txt to a cleric unit that can convertcity 
    add settlebuilding the religious building you added
    add prerequisite building so it can only be build with buildings of your religion
add Unit to ai build list
add icons and description if you wish

that should do it!