[New Feature] Produce random Buildings/Units/Infantary

[Takitoru]

Description:

Click a cameo that can produce randomly some types of technology from the factory.

Possible Implementation:

[BuildingType]
RandomProduce.Buidlings= (list of Building Types)

[UnitType]
RandomProduce.Vehicles= (list of Vehicle Types)

[InfantryType]
RandomProduce.Infantry= (list of Infantry Types)

[AircraftType]
RandomProduce.Aircrafts= (list of Aircraft Types)