Original code from /vg/, port credit goes to Zuhayr.
Makes the garbage collector similarly robust. Continues the whole Destroy/qdel porting.
This should have little/no gameplay effect right now, just paving the way for directional lights. Replaced handle_rotation() on buckly things with this. Signed-off-by: Mloc-Argent <colmohici@gmail.com>
Lol