fix stripper content

adjust stripper content
now won't add floor if zombie on final chuck after nuke

add matchend/team select
fix cs2 trigger_teleport issues
fix low probability deadend chuck issues by delay the generate interval
i guess generate are too fast,causing it something spawn wall instead of door

fix warp particles

fix the glitching floor number particle

add 16 floor limit unlock button in admin room

Created ze_Backrooms.