[FIX] send_file in registrant management
[FIX] send_file in registrant management

mic4ael/indico,indico/indico,pferreir/indico,DirkHoffmann/indico,DirkHoffmann/indico,pferreir/indico,mic4ael/indico,OmeGak/indico,mvidalgarcia/indico,DirkHoffmann/indico,DirkHoffmann/indico,ThiefMaster/indico,mvidalgarcia/indico,mic4ael/indico,ThiefMaster/indico,OmeGak/indico,OmeGak/indico,pferreir/indico,indico/indico,OmeGak/indico,ThiefMaster/indico,indico/indico,pferreir/indico,mvidalgarcia/indico,ThiefMaster/indico,mvidalgarcia/indico,indico/indico,mic4ael/indico