Pin docutils.

https://bitbucket.org/birkenfeld/sphinx/issue/998/docutils-010-will-break-sphinx-manpage

Change-Id: Ic50912e626b5d4ffcec3dc4eca57b526f4ff0274
Reviewed-on: https://review.openstack.org/18203
Reviewed-by: Monty Taylor <mordred@inaugust.com>
Approved: James E. Blair <corvus@inaugust.com>
Tested-by: Jenkins
1 file changed