Update 0.4

Changelog:

• A lot of new items
  
• New types of weapons - Daggers, Throwing Knives.
• New class - Rogue. You move silently. If your enemy doesn't see you, your Dagger attack deals triple damage.
  
• Recipes for items in the Hub location.
  
• New locations in the Dark World.
• New special rooms.
  
• New negative effect - Frozen.
• New enemies.
  
• Lots of minor fixes and improvements.