Added new unit: Death Knight

data/units/Death_Knight.cfg

@@ -0,0 +1,51 @@
+[unit]
+name=Death Knight
+image=undead-death-knight.png
+hitpoints=66
+movement_type=undeadfoot
+movement=5
+experience=500
+level=3
+alignment=chaotic
+advanceto=null
+cost=39
+ability=leadership
+usage=fighter
+unit_description="Smetimes the migthiest warriors and generals cursed with hate and angst came back to this world as Death Knights."
+get_hit_sound=groan.wav
+	[attack]
+	name=axe
+	type=blade
+	range=short
+	damage=15
+	number=4
+		[sound]
+		time=-250
+		sound=sword-swish.wav
+		[/sound]
+	[/attack]
+	[attack]
+	name=crossbow
+	type=pierce
+	range=long
+	damage=6
+	number=2
+		[sound]
+		time=-100
+		sound=firearrow.wav
+		[/sound]
+
+		[sound]
+		time=0
+		sound=arrow-hit.wav
+		sound_miss=arrow-miss.wav
+		[/sound]
+
+		[missile_frame]
+		begin=-100
+		end=0
+		image=missile-n.png
+		image_diagonal=missile-ne.png
+		[/missile_frame]
+	[/attack]
+[/unit]