ctf_hades b5

a3 changelog:

- added a structure to lobby, that should provide more opportunities for both defending and forward holding during a push
- added a tunnel into lower intel
- increased amount of ammo pickups
- remade lazy placeholder displacements by the water
- changed crits amphora to mincrits
- added stuck prevention to amphoras, replacing placeholder clipping around them
- reworked spawns
- reworked mid
- increased water hazard opacity

a2 changelog:
- introduced amphoras
-- similar to pumpkin bombs, but apply various status effects instead
- intel rooms are actually interesting
- moved intel entrance to block sightline from intel to battlements
- added medium health near intel entrance to support pushes in
- adjusted deep water damage triggers
- added visualisation for deep water damage triggers
- ubercharged couriers (that would ignore the scare effect) are now forced to drop the flag
- flag timers now operate on shotclock mode
- flags have a temporary visualisation to convey scare mechanic
- adjusted water (ty toop!) and sky

spawnrooms will be improved later.
amphoras have no stuck prevention so are temporarily clipped.