-Added new portal particle effects by FissionMetroid101
-Improved optimization
-Added spells to the Underworld
-Added an invulnerability effect and heal to the portal
-Removed players rolling a rare spell when a player exited the Underworld
-Removed some spells in the main area
-Decreased size of the portal teleport
-Increased push force when teleported to the Underworld
-Adjusted pumpkin locations in the Underworld
-The health in the Underworld now only spawns when the portal is active
-Fixed the wrong cubemaps being rendered in the Underworld
-Fixed an issue with missing textures
-Fixed a clipping issue with the doors when exiting the Underworld
-Fixed navigation mesh not being included
