Install the unzipped manpage in the right place.

--- setup.py.orig	Fri Sep 24 10:51:29 2010
+++ setup.py	Fri Sep 24 10:52:44 2010
@@ -405,7 +405,7 @@ if __name__ == "__main__":
         data_files=[('share/dblatex', ['xsl', 'latex']),
                     ('share/doc/dblatex', pdfdocs),
                     ('share/doc/dblatex', htmldoc),
-                    ('share/man/man1', ['docs/manpage/dblatex.1.gz'])],
+                    ('man/man1', ['docs/manpage/dblatex.1'])],
         scripts=['scripts/dblatex'],
         cmdclass={'build_scripts': BuildScripts,
                   'install': Install,
