Add the "none" movetype, needed i.e by watch tower

data/game.cfg

@@ -804,6 +804,51 @@
 		[/resistance]
 	[/movetype]
 
+	[movetype]
+	 	name=none
+		flies=false
+		[movement costs]
+ 		deep water=200
+ 		shallow water=200
+ 		swamp water=200
+ 		grassland=200
+ 		sand=200
+ 		forest=200
+ 		hills=200
+ 		mountains=200
+ 		village=200
+ 		castle=200
+		tundra=200
+		cave=200
+		cavewall=200
+		[/movement costs]
+	
+		[defense]
+ 		deep water=200
+ 		shallow water=200
+ 		swamp water=200
+ 		grassland=50
+ 		sand=50
+ 		forest=50
+ 		hills=50
+ 		mountains=50
+ 		village=50
+ 		castle=50
+		tundra=50
+		cave=50
+		[/defense]
+	
+		[resistance]
+ 		blade=80
+ 		pierce=80
+ 		impact=120
+ 		fire=120
+ 		cold=100
+ 		holy=100
+		[/resistance]
+	
+	[/movetype]
+	
 [/units]
 
 {tutorial.cfg}