New Area, Monsters, etc

Changes:

• Added 2 new tundra themed variants of monsters
• expanded the tundra area
• you can now see how much EXP you have and how much EXP you need to reach the next level
• some monsters now drop items. The items don't do anything for now, but they will eventually be useful.
• bunch of bug fixes and adjustments
• your last location is now saved
• you can now hold multiple of certain items

Known Bugs:

• Hands sometimes freeze. the only known solution is to restart the game :(
• on the mountain, magic attacks spawn way above the intended location. not sure why.