ddfs_node: move out gen_server handling code into separate functions
ddfs_node: move out gen_server handling code into separate functions

Conflicts:

	master/src/ddfs/ddfs_node.erl

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