CTF Meltdown b6

Changelog:
-Detail pass to revamp spawn locations for visibility at primary objective
-Detailing fixes in mid and base interiors per feedback
-Fixes to clipping throughout per feedback - including making thin railings non-solid for bullets
-Removed ridiculous announcer voiceclip "THE DEVICE!"
-Additional fixes to level sounds incl. CHAN2
-Clipped scout route on BLU upper left entrance
-NOBUILD above and directly on top of capture ring
-Expanded flag dispenser radius x1.6
-SHOTCLOCK for return times; return time +15s to compensate
-Moved rear lobby health to tiled corner
-Added large ammo near objective
-Removed pickups outside upper left entrance to capture area
-Bumped up lobby ammos to Large
-Reduced lighting out of bounds to improve readability
-New sentry platform in lobbies

1. Total overhaul (WIP) of capture areas:
   1. New spawn positions and flow
   2. Improved paths from fort facades to capture area
   3. Broadened play space for additional class interaction
2. Additions throughout to enable engineer and sniper gameplay
3. Extensive aesthetic improvements in mid
4. Tweaks to pathing flow from mid outwards
5. Optimization polish
6. Clipping improvements
7. New mechanic - Teleportation from capture area back to home base for flag carrier
8. Health and ammo revisions

• Visual improvements to profiles of bases, skybox, lighting (Aurora particles credit Exactol)
• Dispensers on intel (credit Suna)
• Smaller geometry fixes favoring attackers during last push

1. Flag return time up to 45s from 20s
2. Clipping improvements based on feedback
3. Additional health pickups
4. Fixes to voice lines (thank you Sono)
5. New ice models (thank you Diva Dan)
6. Intel model and hud -> reactor core
7. Aesthetic and other fixes

1. Shrunk middle battleground to 85% of original size
2. Capturing the flag no longer kills you
3. Respawn lockers added back in
4. Additional respawn exits
5. Removed waterfalls
6. Shortened flag return timer
7. Reworked right entrances to bases to improve sightlines
8. Reworked pickup sizes, amounts, locations
9. Various bug fixes
10. Various performance improvements
11. Various aesthetic improvements