Update 0.0.6

Update 0.0.6 

• New 
  •  A merchant will appear to the right of the map every 15 days to sell you animals, stays for 5  days and then leaves.
  • Harvested Crops will now pull towards you if you get close enough.
• Tweaks
  • Land is free to develop now.
  • Minor UI tweaks.
  • Removing Builds will give you back the money you spent on them to be built.
  • Improved the grid system for land, crops, building and harvesting should feel better.
  • Shop will now randomly sell a stack of an Item, instead of a single item.
• Reworks
  • Under the hood data structure rework.
  • Reworked currency so we can have gold, silver and copper coins.