Don't use nonexistent event E.TUTURIAL in tutorial scenario
From bug #721462:
The script embedded in the tutorial scenario has this in
city_growth_callback near (but not at) the 157th line:
elseif size == 13 and not growth13msg then notify.event(city.owner, city.tile, E.TUTURIAL, ...
Note the typo "TUTURIAL" instead of "TUTORIAL". Neither event type exists; other parts of the script use "E.SCRIPT" instead.How I think this came about: