Fixed a bug that would cause the game to crash when Zane died while "Cold Immunity" was turned on.

Zane
* Zane no longer starts with 2 ice
* Zane now starts with an Old Weathered Book
* Added the config option of "Cold Immunity"

Old Weathered Book
* Can be read one time
* Creates 2 ice

Zane
* Zane now starts with 2 ice!

Ice Sword
* Costs 1 flint, 2 ice and 5 sanity to make
* Deals 30 damage per swing
* Has 30 max uses
* Fragile sword, easily breaks
* Can freeze enemies
* Will become slippery if used often
* 25% chance to drop ice when breaks
* Place it on the ground and watch it glow

Ice Spellbook
* Costs 2 papyrus, 2 ice and 20 sanity to make
* Can be read to create ice at the cost of 5 sanity
* Place it on the ground and watch it glow

Ice Water
* Costs 1 ice
* Creates two glasses of ice water
* Drinking ice water will cool down the player (similar to eating ice)
* Ice Water can be stored in an ice box without perishing
* If it perishes while in your inventory the player will gain moisture

Zane now has his own crafting tab.
* Zane can craft Ice Armor

Ice Armor
* Costs 2 ice and 10 sanity
* Slight damage reduction (Same as grass suit, 60%)
* Durability starts at 225 (Same as grass suit)
* Chills targets when hit
* Makes the user colder
* Will begin melting after creation (Loses durability over time)
* Melting rate dependns on the temperature
* When melting the user will become wet
* Will melt (dissapear) if left on the ground for too long
* Less effective on characters other than Zane

Zane's hat now effects players differently
* Causes users besides Zane to walk slightly slower (Too big of a hat for them)
* Less effective at keeping users besides Zane dry
* Less effective at keeping users besides Zane warm
* Less effective at keeping users besides Zane cool

* Fixed a bug that would cause game to crash.
* Hat now works on both server and client