Turn off the death-march.

Why?  To permit exploration for fun.

(I intend to have per-game random seeds to permit planets and star
systems to be uniquely generated, if so desired.  I'm also
considering making it so that whole constellations that aren't
associated with races can just spawn in random places, etc.)

sc2/src/uqm/gameev.c

@@ -42,7 +42,7 @@ void
 AddInitialGameEvents (void) {
 	AddEvent (RELATIVE_EVENT, 0, 1, 0, HYPERSPACE_ENCOUNTER_EVENT);
 	AddEvent (ABSOLUTE_EVENT, 3, 17, START_YEAR, ARILOU_ENTRANCE_EVENT);
-	AddEvent (RELATIVE_EVENT, 0, 0, YEARS_TO_KOHRAH_VICTORY,
+	if( false ) AddEvent (RELATIVE_EVENT, 0, 0, YEARS_TO_KOHRAH_VICTORY,
 			KOHR_AH_VICTORIOUS_EVENT);
 	AddEvent (RELATIVE_EVENT, 0, 0, 0, SLYLANDRO_RAMP_UP);
 }