Adds 3 wind turbines to the game based on Unfunf's 'Wind Turbine' mod but with output more equivalent to solar panels. Output is variable through time. 3 languages : DE, FR, EN (default).
This will allow the upgrade planner to work properly for them.
Changing the 3 wind turbine fast_replaceable_group lines as shown below fixes this.
fast_replaceable_group = "wind-turbine",
