SLING-3027 use latest releases (Sling Auth Core, Sling Auth Form, Sling Auth OpenID, Sling Auth Selector, Sling Commons MIME, Sling Commons OSGi, Sling Discovery Impl, Sling Event)

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1618957 13f79535-47bb-0310-9956-ffa450edef68