added back backwards compatibility for writers to DiscoOutput
added back backwards compatibility for writers to DiscoOutput

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