Instead of publishing a static file, we will generate the
specs.openstack.org root page from a jenkins job.
Depends-On: I828d65f10fb7608b59e3561cedc9553d4d96ee75
Change-Id: Ib2d2bc212591aa54c51ca3669baf8168fd99876f
Start using the project-config repo for Zuul. Stop managing
/etc/zuul/layout in the zuul module itself in favor of the
project_config module.
Change-Id: I46ddb22c53783c0cffa665959f708b0568abd25f
