Apply patch from rwall.

git-svn-id: svn://svn.twistedmatrix.com/svn/Twisted/branches/systemd-howto-5601@37122 bbbe8e31-12d6-0310-92fd-ac37d47ddeeb
Fix mis-merged patch.

git-svn-id: svn://svn.twistedmatrix.com/svn/Twisted/branches/systemd-howto-5601@37123 bbbe8e31-12d6-0310-92fd-ac37d47ddeeb
Apply patch from rwall.

git-svn-id: svn://svn.twistedmatrix.com/svn/Twisted/branches/systemd-howto-5601@37127 bbbe8e31-12d6-0310-92fd-ac37d47ddeeb
Rename topfile.

git-svn-id: svn://svn.twistedmatrix.com/svn/Twisted/branches/systemd-howto-5601@37128 bbbe8e31-12d6-0310-92fd-ac37d47ddeeb
Point to systemd main page, rather than list of man pages.

git-svn-id: svn://svn.twistedmatrix.com/svn/Twisted/branches/systemd-howto-5601@37130 bbbe8e31-12d6-0310-92fd-ac37d47ddeeb