Updated how sounds are played clientside

- Updated nav mesh
- Changed all BO1 guns to their BO2 variants
- Added green ZCT zombies as early as round 1
- Improved visuals
- Reworked eye color change
- Added sharpness post processing to mapscript
- Increased player health to 100
- Decreased jump/dive height from 200 to 150
- Disabled bad attack animations
- Removed game over camera zoom, now you just do the first person animation and immediately switch to free cam in order to get the best view of the gameover nuke

Updated to latest version of nzombies

Updated to most recent version of NZR

- Optimized map
- Improved visuals
- Twaked HUD display
- Changed PAP camo to BO2 Victis
- Fixed round counter not using tally marks for the first 10 rounds
- Fixed constant pain sounds when using VOX
- Tweaked box weapons
- Fixed galvaknuckles missing sounds
- Added new "performance mode" button. When pressed, render distance and particle effects will be significantly reduced. The button can be found on the red garage door near quick revive. It will automatically despawn either upon being pressed, or progressing to round 2.
- Added new easter egg songs, all with their own methods of activation (they are separate songs, not randomized).
- Improved navigation (the fun never ends)
- Removed Meaty

- Updated main easter egg song