Add some logging to track replication progress.
Add some logging to track replication progress.

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