add bugzilla integration hook. example of writing hook in python.
hook updates bugzilla bugs when it sees commit comments that mention
bug id, such as "i fixed bug 77".
only bugzilla 2.16 supported yet, but easy to extend. bugzilla versions
have different schema, i have not used later than 2.16.
#!/usr/bin/env python
#
# An example CGI script to use hgweb, edit as necessary
import cgitb, os, sys
cgitb.enable()
# sys.path.insert(0, "/path/to/python/lib") # if not a system-wide install
from mercurial import hgweb
h = hgweb.hgweb("/path/to/repo", "repository name")
h.run()