+ * Revision 1.5 1996-03-11 14:52:25 quinn
+ * Fixed update bug. Repeated insertion in the same area sometimes caused
+ * problems.
+ *
+ * Revision 1.4 1995/12/06 15:48:47 quinn
+ * Fixed update-problem.
+ *
+ * Revision 1.3 1994/09/28 16:58:33 quinn
+ * Small mod.
+ *
+ * Revision 1.2 1994/09/27 20:03:52 quinn
+ * Seems relatively bug-free.
+ *
+ * Revision 1.1 1994/09/26 17:12:32 quinn