link to ohloh project

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1541286 13f79535-47bb-0310-9956-ffa450edef68
ignore out directory

git-svn-id: https://svn.apache.org/repos/asf/incubator/sirona/trunk@1541287 13f79535-47bb-0310-9956-ffa450edef68