This was added to work around bug 1091333. A new sphinx has been
released and so this is no longer necessary.
Change-Id: I6ea61a3cc441dd1ca2ced7e2fd837a55b917f76d
Set up sphinx to convert the specs to HTML and create an empty specs
directory to hold proposed specifications.
Change-Id: Ic49cfd646fd6782bc0e539de6390217767d3c4ff