[FIX] RegForm: Small style bugs in section header
[FIX] RegForm: Small style bugs in section header

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