[FIX] Pending participants mail, wrong URL
[FIX] Pending participants mail, wrong URL

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