Added an ItemOption Prefab
Created Player Prefab
The player now will get their items in the inventory selection screen
Only within this scene will items be able to be added and removed
Updated player files to check for characterController being enabled
This will make it easier to implement the dual RigidBody system
-Added Gravity() function for all future effects to gravity
-Wallrunning functions as follows:
-If player isn't grounded & is moving forwards
-If player is above minimum ground height
-Check frontal directions with rays to see if we are hitting a wall
-If yes - no gravity, if no - normal gravity
