Change Details

Complex requirements were not properly handled. Make it explicit in the code. I'll think about fixing it more nicely, but with e.g. requiring either phase_city OR some tech from phase_town it is undoable already.

Complex requirements were not properly handled. Make it explicit in the code.

Complex requirements were not properly handled. Make it explicit in the code. I'll think about fixing it more nicely, but with e.g. requiring either phase_city OR some tech from phase_town it is undoable already.