Time to upgrade the buildings

I propose some kind of construction or evolution or even an item to reduce the evolution time of city buildings

Merge @zephyr1 @Rook @littleKAF @DaveCozy

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It’s called gems

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There have been a number of suggestions:

Shorten Build Times with 2 Builders Working on One Building

Could the wait times be shortened a bit?

Duplicate thread will be closed. :slight_smile:

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