vsh_mariokart v5

- Added more places to build inside the piss room
- Sentries and Dispensers can now be built inside the vents
- The vent room has more places to build and now has window exits
- Ammo packs on top of the billboards for Snipers
- Snipers now walk across the top of both billboards at the start of the track
- New red spawn second exit
- The party van now has see-through doors
- Improved detailing and clipping across the map
- Added a giant thwomp

Engi buffs:
- Restored the door inside the green pipe for telefrag setups
- Reduced vent entrances in the gray room to one for a better telefrag setup
- Increased ammo in the gray room so it matches the underground area

Cloud re-buffs:
- Fully functional healing Dispensers and Teleporters can now be built on the cloud
- Sentries can now be redeployed on the cloud without bugging out
- Stunned players don't get auto-teleported off the cloud anymore
- Engineers can use teleporter entrances to escape the cloud when stunned and vice versa

Misc:
- Stunned players can use the speed ramps again
- Fixed the green elevator with multiple passengers, for real this time
- Added flashing signs on buildings when a player is inside them
- Added a flat speed pad behind the gray room

NEW:

• Moved springboards to the center of the map to allow players to jump onto the point from below
• Added wooden beams on both sides of the point to make it easier to traverse the middle of the map

CLOUD CHANGES:

• Removed the invisible dispenser on the cloud
• Engineers cannot build dispensers or teleporters on the cloud
• Made it so players fall off the cloud when stunned by Hale
• Jumping Hales can now hit players on the cloud from below

SPEED RAMP CHANGES:

• Speed ramps now behave as catapults rather than push volumes (like in vsh_nebula)
• Speed ramps launch players at a more horizontal angle rather than vertical
  
• Made it so players cannot use speed ramps when stunned by Hale

OTHER:

• Fixed the green elevator not moving if more than one player was standing on it
• Fixed players blocking the green elevator from reaching the top
• Removed the cannon at the corner of the map and replaced it with a warp pipe instead
• Removed the roof and pillars near the gas pumps to open and simplify the area
• Removed railings in several spots to make movement in these areas less annoying

• Removed green pipe doors which were causing players to get stuck and improved clipping.
• Fixed Engineers blocking teammate access to vent entrances.
• Implemented a fix to automatically unstuck players who clip into the kart or are pushed into the ground by the kart.

• Added an invisible level 1 Dispenser to the cloud so players can refill health, ammo and upgrade sentries.
• Removed nobuild spots on top of various buildings. This may be tweaked in the future.
• Added another healthkit to the middle area.