Vega Strike Code

added a variable that allows extremely small systems to be scaled by game_speed

fixied the wayfarer.begin begin stupid

fixed collision length (maybe it's too big now)
fixed director.cpp :-P so that it doesn't reference the stupod home dir

added some cool safe vector and spectre stuff

fixed the fire while map up thing

added all the xmeshes for the tubes and things

modified to bind new key

added a bunch of cockpit stuff so that scherazade's nav thing will work

committed the new dir nav

fixed up the error when assigning something to itself