remove ValueError which breaks other things; should add another function for validating tags
remove ValueError which breaks other things; should add another function for validating tags

mwilliams3/disco,scrapinghub/disco,discoproject/disco,beni55/disco,scrapinghub/disco,scrapinghub/disco,beni55/disco,pavlobaron/disco_playground,pavlobaron/disco_playground,discoproject/disco,oldmantaiter/disco,ErikDubbelboer/disco,simudream/disco,pavlobaron/disco_playground,oldmantaiter/disco,simudream/disco,pooya/disco,mwilliams3/disco,ktkt2009/disco,pombredanne/disco,beni55/disco,pavlobaron/disco_playground,ktkt2009/disco,mozilla/disco,discoproject/disco,pombredanne/disco,simudream/disco,seabirdzh/disco,beni55/disco,pooya/disco,oldmantaiter/disco,scrapinghub/disco,oldmantaiter/disco,ErikDubbelboer/disco,mwilliams3/disco,mozilla/disco,pooya/disco,simudream/disco,simudream/disco,mwilliams3/disco,seabirdzh/disco,mozilla/disco,ktkt2009/disco,ktkt2009/disco,seabirdzh/disco,discoproject/disco,discoproject/disco,ErikDubbelboer/disco,pombredanne/disco,ErikDubbelboer/disco,pombredanne/disco,pooya/disco,ktkt2009/disco,pombredanne/disco,ErikDubbelboer/disco,beni55/disco,mwilliams3/disco,seabirdzh/disco,mozilla/disco,oldmantaiter/disco,seabirdzh/disco