-added Quick Duel system and game rule
-Characters with a high Vengefulness personality rating are more likely to get battlefield duel opportunities if a grudge target, rival, or nemesis is in the opposing army
-A character's grudge target, rival, or nemesis is more likely to be picked as a battlefield duel target if present in the opposing army
-Fixed a bug where capturing an opponent after a battlefield duel would fail because the battle had already ended

Bug fix for some battlefield captures failing to stick.