Improved sandbox Arena scene.
Added Hit animation on taking damage
Fixed death animation bug

Death animation was not being played on character death.
Changed from string to int animator names
Added weapon debug info
CharacterController disables on character death
Added Revive and Replenish Health to Character
Renamed Weapon TryApplyDamage to Fire
Added Melee weapon class
Added Pickable Item
Fixed bug with melee weapon collision detection

Improved inventory system.
Experiment Different Inventory Systems

Created PoolManager.
Character now equips a shield
Added Player spawn point
Enemy manager now uses spawn points
Started AI System

Created Simple Idle AI State.
Created Test Wandering AI State.