adjust due to interface change of IndexerDocument in izenelib
adjust due to interface change of IndexerDocument in izenelib

pombredanne/idmlib,pombredanne/idmlib,izenecloud/idmlib,izenecloud/idmlib,pombredanne/idmlib,pombredanne/idmlib,izenecloud/idmlib,izenecloud/idmlib,izenecloud/idmlib