Hotfix 001 Tweak to Invalid Wall Pattern Detection

Three more invalid wall patterns were discovered. They have now been added to the
list of invalid wall patterns to check for.

CS 4096-97 Top Down Game/src/Tilemap.gd

@@ -24,6 +24,15 @@ var invalidArrangments = {
 		[0,1,0]	] : [true, false, false],
 	[	[0,0,0],
 		[0,1,0],
+		[1,1,0]	] : [true, true, true],
+	[	[0,0,0],
+		[0,1,1],
+		[1,1,0]	] : [true, true, true],
+	[	[1,0,0],
+		[0,1,1],
+		[1,1,0]	] : [true, true, true],
+	[	[0,1,0],
+		[0,1,1],
 		[1,1,0]	] : [true, true, true]
 }