clean up javadoc groups and omit net.sf packages
clean up javadoc groups and omit net.sf packages

git-svn-id: 4c5078813df38efa56971a28e09a55254294f104@164932 13f79535-47bb-0310-9956-ffa450edef68

apache/solr,apache/solr,apache/solr,apache/solr,apache/solr