It's whichever version changed the African War Elephants to Atlas Elephants and made other changes to the Phoenicia game. I just hit the "download here" button when there's an update and get and replace everything at once, so I don't know a Git version number.
per power-requiring building an intended effect? I notice that unhealthiness due to power scales up with the number of buildings that yield bonuses with power. The effect is much worse with coal plants, as the city suffers +4 

