send_file: remove crap from filenames
send_file: remove crap from filenames

Linebreaks etc. do not belong in filenames!

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