bugfix: master was not initialized in util.py
bugfix: master was not initialized in util.py

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