[FIX] Template error logging - more info
[FIX] Template error logging - more info

 * Fixed some re-raised exceptions;
 * Added log messages;

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