The working solution is publiced by dadn (Tuesday, March 31st 2015, 11:31pm) in the:
board.newnigma2.to/wbb3/index.php?page=Thread&postID=211220&highlight=crossepg+rytec#post211220
The rytec update returns a list of sources and selecting a single source from the list finishing epg extended to one week on chanel with one day epg info from sat.