CAS117, Project 4 - 3D Shooter Railshooter

List of changes:

1. Made new infinite level
   1. Terrain and related environment scroll with player
2. Changed theme of game visuals slightly
   1. Wireframe background and floating objects for surreal feeling
   2. Changed in game UI layout slighty
   3. Added loading screen and transitions
3. Adjusted gameplay to be railshooter
   1. Player now uses two guns at once
      1. Changed balance for guns
         1. Guns have infinite ammo
         2. Guns are all full auto
         3. Adjusted shotgun spread to cone with 3 rings of dispersion
         4. Pistol and Electro gun projectiles now affected by gravity
         5. All player projectiles are begin with the velocity the player moves at to balance constant movement
         6. The guns also have a slight random variance in fire rate and will disperse the longer they are fired
      2. Added camera shake to when the player fires
   2. Re-balanced enemies
      1. All enemies now move at speeds to accompany moving player
      2. All enemy projectiles are slower and destructible to balance lack of movement options
      3. Enemies constantly spawn at a rate dependent on player velocity 
   3. The player constantly accelerates to a maximum speed which is lost every time the player is hit and the speed is 0 upon player death