move __del__ from httprepository to basehttphandler
This should prevent the next patch from reopening an issue fixed by
0d94e4a3ddb4.
#!/usr/bin/env python
#
# mercurial - scalable distributed SCM
#
# Copyright 2005-2007 Matt Mackall <mpm@selenic.com>
#
# This software may be used and distributed according to the terms
# of the GNU General Public License, incorporated herein by reference.
# enable importing on demand to reduce startup time
from mercurial import demandimport; demandimport.enable()
import mercurial.dispatch
mercurial.dispatch.run()