+ * Automake, libtool
+
+ * disable this auto conv: const pointer -> bool -> string
+
+ * Pointer_array
+
+ * PCursor -> Pointer_cursor / PointerCursor ?
+
+ * efficient copy cons for List
+
+ * extend Interval
+
+ * use template handle in handle.hh for strings?
+
+ * move towards gnu or STL?