Added new file for not-so-regular shapes

unregular_shapes.scad

@@ -0,0 +1,10 @@
+// Copyright 2011 Elmo Mäntynen
+// LGPL 2.1
+
+// Give a list of 4+4 points (check order) to form an 8 point polyhedron 
+module connect_squares(points){
+    polyhedron(points=points,
+               triangles=[[0,1,2], [3,0,2], [7,6,5], [7,5,4], // Given polygons
+                          [0,4,1], [4,5,1], [1,5,2], [2,5,6],  // Connecting
+                          [2,6,3], [3,6,7], [3,4,0], [3,7,4]]);// sides
+}