QoL Patch

Patch Notes:

• Added orange triangles on item icons in the shop to show which ones are recommended for your currently selected Tower. This can be disabled through the Options.
  
• Improved performance of Transformer item passive ability.
  
• Items/Abilities that look at the amount of mana used from a cast now ignore negative cases.
  
• Fixed wave info not updating on new map.
  
• Fixed Steam Rich Presence in friends list not always displaying the correct wave.