Placeable small cow yard v1.0 Mod

Placeable small cow yard v1.0 Mod An edit of the small cow yard. It now covers the whole yard in asphalt and the number of cows has been raised to 100. This mod has been tested by ccs101, a volunteer within our community (FS-UK). The test report will give you a good idea of how well this mod works, but some small issues could have been missed.