https://trac.wildfiregames.com/changeset/26015
removed some default values, namely the `TechCostMultiplier`
So why not just add them back in?
From my quick test everything seem to work properly now.
The macedonian storehouse tooltip display now no time at all.
The mauryantemple has only half the tech resource cost in game and in the structure tree.
Saving a game still work.