Update 0.9.1

Changes:

• Added map "coop hub world"
• Added map "coop the end" (Existing map, but changed so that 2 players can play it)
• Added basic language support for Swedish
• Background music will now change between tracks
• The hydra will now only spawn in the beginning of a wave
• Fire spirits are now considered to be "burning", which mean that they now take firecrits
• The range upgrade has now a fixed cost
• Increased how far you can zoom out
• Reworked how the game mode "Leveler" works
• Reworked tower icons
• Reworked several in game GUIs
• Reworked electric tower and swarm tower upgrades
• Changed acceleration and top speed on mine cart
• Added option for health bar to only show when enemies have taken damaged
• Added a skip button for the game mode "Training"
• Fixed gold issues where you had 200g but in reality had 199.5

Bug fixes:

• Fixed cutter blade sticking around after blade tower was sold
• Removed a debug sphere on crossbow tower
• Electric tower will no longer attack origo when charging another electric tower
• Fixed crash in particle system
• Fixed crash when changing settings back and forth while in a game
• Increased crash stability, after a crash