fix url

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-components/trunk@1479291 13f79535-47bb-0310-9956-ffa450edef68
add a simple site descriptor

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-components/trunk@1479292 13f79535-47bb-0310-9956-ffa450edef68