Added another brush to the editor.

The image still has the shadow on the wrong side and needs some
artist's attention.

data/core/editor/brushes.cfg

@@ -55,20 +55,22 @@
     name= _ "Hex Line NW-SE"
     image="editor/brush-nw-se.png"
 [/brush]
-#
-#[brush]
-#	[relative]
-#		x=-1
-#		y=0
-#	[/relative]
-#	[relative]
-#		x=1
-#		y=-1
-#	[/relative]
-#		x=0
-#	[/relative]
-#	name= _ "Hex Line NW-SE"
-#[/brush]
+
+[brush]
+	[relative]
+		x=-1
+		y=0
+	[/relative]
+	[relative]
+		x=1
+	    y=-1
+        [/relative]
+	[relative]
+		x=0
+	[/relative]
+	name= _ "Hex Line SE-NW"
+        image="editor/brush-se-nw.png"
+[/brush]
 #
 #[brush]
 #	[relative]