Bug Fixes and Performance Emprovements

[list] [*] Fixed teleportation algorithm for Oculus devices. There will no longer be a situation when the player teleports out of the level. [*] Fixed rendering of blinking lights on buildings outside the window. [*] Glass in windows now has reflections. [*] Improved performance in non-HQ graphics mode. [*] The graphic style of the teleportation beam has been improved. [/list]