Change remaining updated-at and created-at to underbar
Change remaining updated-at and created-at to underbar

Change-Id: I365ae887d21969e755e4932bc29e9e3b56d74354

dreamhost/api-site,Tesora/tesora-api-site,dreamhost/api-site,dreamhost/api-site,openstack/api-site,dreamhost/api-site,dreamhost/api-site,dreamhost/api-site,dreamhost/api-site,openstack/api-site,Tesora/tesora-api-site,Tesora/tesora-api-site,Tesora/tesora-api-site,Tesora/tesora-api-site,openstack/api-site,Tesora/tesora-api-site,openstack/api-site,Tesora/tesora-api-site