Fix bug in shape copying and move copied shape

The closed attribute of the new shape was not copied

Move the copied shape slightly, so that it stands out.

shape.py

@@ -149,6 +149,8 @@ class Shape(object):
         shape.points= [p for p in self.points]
         shape.fill = self.fill
         shape.selected = self.selected
+        shape._closed = self._closed
+        shape.moveBy(QPointF(2.0, 2.0))
         return shape
 
     def __len__(self):