Vagrants/zabbix-media-hipchat — pull request #13 by daniel-star (2014-01-16 10:38:41+00:00)
Title: Guido recommended main.

As Guido van Rossum suggested
(http://www.artima.com/weblogs/viewpost.jsp?thread=4829),
main() was re-implemented to return an integer rather than calling
sys.exit() directly.