[FIX] CategoryDisplay getURL() params
[FIX] CategoryDisplay getURL() params

- Closes #1370

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