[CDH4] Remove docs and srcs from hbase thirdparty.

Change-Id: I7da94152f625937a3abb3ac8cdb0c8372e520081
Reviewed-on: http://gerrit.ent.cloudera.com:8080/1339
Reviewed-by: Lenni Kuff <lskuff@cloudera.com>
Tested-by: jenkins