only reset spawnset when not default

Spawnset tweaks
Make round end sound come from the spawnset .roundEndSound
Make round start sound come from the spawnset .roundStartSound ( defaults to no sound )

Accept nil as default instead of erroring
( So new defaults dont break custom spawnsets )

.minCount and .maxCount can now be defaulted

accept FUNCTIONS in spawnset variables, only arg is spawnSet

Reset spawnset to default when server empties out

Add SV util func GM:PlaySoundOnEveryPlayer( path, pitch, vol )

Fix soul error spam on some clients

Try fixing spawnset content mounter AGAIN :(

More improvements
Add shared PartialClassIsInSpawnPool
Used to disable beacon, witness me item in non-terminator modes
spawn distance stuff is now mode-dependant

Kill players faster when falling into the void of maps that leak
Dont give score when falling into map leaks too
Add meme Paparazzi's Glee mode

Unstucker polish
Fix session lockup when unstucker is tasked with getting player out from inside a solid playerclip

Less unstucker operations
Go even crazier with unstucker check radius when people are REALLY stuck

RTM hint
timer.simple some rtm stuff

fix mystery error spam in easyclosepanel

Backport generic heart attacks!
Fix votes locking out
Dont add velocity when shoving players in a vehicle.

Add ability to start a mode vote.
Type !rtm

fix falling wind netmessage spam
add ClassIsInSpawnPool system
returns true if the class will be spawned, good for shop items that are only for a group of modes

Fix spawnset/mode content delivery

Only rarely spawn skulls on fodder terminator bots
Make nextbot brainrot more random/interesting

75s initial getting ready

difficulty increase nums were backwards
+ smaller wave interval on brainrot

use correct setpos func on beartrapped terms

fix err when players cant vote with their keys
only display hint if they have all the voting keys bound

fix overcharged hunters not spawning
make nextbot brainrot spawn more pngbots

let mode change if the hunt just started
less terms on nightmare