+4. Corrected an off by one calculation which prevented
+ dumping a directory having a 1 character name length.
+ Thanks to Bernhard Erdmann <bernhard.erdmann@gmx.de>
+ for reporting the bug.
+
+5. Reinforce dump in order to allow only level 0 and no
+ -u option when dumping a subdirectory, and document
+ this in the man page. Thanks to Bernhard Erdmann
+ <bernhard.erdmann@gmx.de> for reporting the bug.
+