added in castle patch from Ayin

data/built.cfg

@@ -0,0 +1,42 @@
+
+[built_terrain]
+	type=angle
+	terrains=!KC,C,C
+	image=castle-wall-concave
+	layer=foreground
+[/built_terrain]
+
+[built_terrain]
+        type=angle
+        terrains=C,!KC,!KC
+        image=castle-wall-convex
+	layer=foreground
+[/built_terrain]
+
+[built_terrain]
+	type=angle
+	terrains=K,!KC,!KC
+	image=keep-wall
+	layer=foreground
+[/built_terrain]
+
+[built_terrain]
+	type=angle
+	terrains=K,C,!KC
+	image=keep-wall-0
+	layer=foreground
+[/built_terrain]
+
+[built_terrain]
+	type=angle
+	terrains=K,!KC,C
+	image=keep-wall-1
+	layer=foreground
+[/built_terrain]
+
+[built_terrain]
+	type=angle
+	terrains=K,C,C
+	image=keep-inside
+	layer=foreground
+[/built_terrain]

data/game.cfg

@@ -8,6 +8,8 @@
 
 {terrain.cfg}
 
+{built.cfg}
+
 {items.cfg}
 
 {terrain_generator.cfg}