bugfix: scheduler didn't maintain the nodes list correctly -> locality didn't work
bugfix: scheduler didn't maintain the nodes list correctly -> locality didn't work

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