Update model files

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1628765 13f79535-47bb-0310-9956-ffa450edef68
Remove old model files

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1628766 13f79535-47bb-0310-9956-ffa450edef68