+ ADDED: Gatespawner for P4X-639

~ FIXED: Multiple texture errors are now corrected

+ ADDED: P4X-639 (No gate/rings yet)

~ FIXED: The two misplaced Destiny consoles are now in their correct spots

+ ADDED: Othala
+ ADDED: Ancient Repository World
+ ADDED: Hoth
+ ADDED: SGC keycard SWEP (found under Weapons > Dr. Rush > SGC Keycard)
+ ADDED: Custom SGC keycard scanners that change color
+ ADDED: Rendered the map in HDR; it looks supa hot now

- REMOVED: Infernum

~ FIXED: Changed Ancient Lab's ring address to 8273
~ FIXED: Hoth is visible on the SGU gate list
~ FIXED: Hoth's skybox no longer becomes the void when physgunned or when the gate is active
~ FIXED: Made rings in the Ancient Lab appear from the ceiling instead of coming out of the ground
~ FiXED: Renamed a few gates
~ FIXED: Changed Earth's address to the correct one