hopefully fixed solid buttons once and for all
clipped the stupid stair TP spot
fixed bad lightprobing in spawn
slightly adjusted boss thruster speed
fixed missing zr_toggle_respawn in normal ending

attempted to fix solid items
changed the boss ramp to a func_tracktrain

buttons should now be non-solid
clipped a crate/door skip
marker arrows should now be killed when necessary
clipped off a surf skip
adjusted an aggressive teleport on a staircase
prevented additional chat/sound spam during nicolas cage ending
fixed elevator ladder not working
disabled elevator button for going down after escape sequence is triggered
optimized some particles
zombies should now stop respawning on both endings
fixed loading screen image

Created ze_toaster_p.