message: ignore already disconnected exception if disconnecting
diff: @@ -750,7 +750,10 @@ def disconnect_all(node):
  """Disconnect all peers from the passed node"""
  peers = node.getpeerinfo()
  for p in peers:
  + try:
  node.disconnectnode(p["addr"])
  + except JSONRPCException as e: # exception thrown if node is already disconnected so ignore since the intention is to disconnect
  + pass
  while len(node.getpeerinfo())!=0:
  time.sleep(0.1)
  