add missing license headers

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1619010 13f79535-47bb-0310-9956-ffa450edef68
more rat exclude

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1619011 13f79535-47bb-0310-9956-ffa450edef68