completely remove the Demilich from trow

data/campaigns/The_Rise_Of_Wesnoth/units/Demilich.cfg

@@ -1,89 +0,0 @@
-[unit]
-	id=Demilich
-	name= _ "Demilich"
-	race=undead
-	image="undead-demilich.png"
-	[defend]
-		[frame]
-			begin=-150
-			end=150
-			image="undead-demilich-defend.png"
-		[/frame]
-	[/defend]
-	profile="portraits/gwiti-demilich.png"
-	hitpoints=80
-	movement_type=undeadfoot
-	movement=6
-	[movement_costs]
-		deep_water=100
-		shallow_water=3
-	[/movement_costs]
-	experience=250
-	level=3
-	alignment=chaotic
-	advanceto=Dread Lich
-	cost=60
-	usage=fighter
-	unit_description= _ "After too much time dabbling with forbidden magics and dark arts, these magi have begun to pay a heavy price. Demiliches have started losing their bodies, becoming undead themselves. With time, they may become fully undead, and feared by all alike."
-	get_hit_sound=groan.wav
-	[death]
-		[frame]
-			begin=0
-			end=200
-			image="undead-demilich-die-1.png"
-		[/frame]
-		[frame]
-			begin=200
-			end=400
-			image="undead-demilich-die-2.png"
-		[/frame]
-	[/death]
-	[attack]
-		name=touch
-		type=cold
-		range=melee
-		damage=12
-		number=2
-		special=drain
-		[animation]
-			[frame]
-				begin=-100
-				end=100
-				image="undead-demilich-attack.png"
-			[/frame]
-		[/animation]
-	[/attack]
-	[attack]
-		name=magic
-		type=cold
-		special=magical
-		range=ranged
-		damage=12
-		number=4
-		icon=attacks/dark-missile.png
-		[animation]
-			[missile_frame]
-				begin=-200
-				end=0
-				image="projectiles/darkmissile-n.png"
-				image_diagonal="projectiles/darkmissile-ne.png"
-			[/missile_frame]
-			[frame]
-				begin=-300
-				end=-200
-				image="undead-demilich-ranged1.png"
-			[/frame]
-			[frame]
-				begin=-200
-				end=-100
-				image="undead-demilich-ranged2.png"
-				sound=magicmissile.wav
-			[/frame]
-			[frame]
-				begin=-100
-				end=50
-				image="undead-demilich-ranged1.png"
-			[/frame]
-		[/animation]
-	[/attack]
-[/unit]