OAK-752: Remove deprecated code and code in "old" packages

The oak-mongomk-perf component depends deeploy on the old, already removed MongoMK code, so it's best to drop it.

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1522995 13f79535-47bb-0310-9956-ffa450edef68