Alpha 5 patch 9 hotfix 46

[h3]Added/changed:[/h3]

• Cowshed and sheep farm can now hire up to 5 workers (was 4)
  
• Cart parkings now show icons in properties to indicate if a cart is being used or reserved for use
  
• Another little bit of optimizations
  
  

[h3]Fixed:[/h3]

• Livestock building workers didn't prioritize water delivery when needed