Correct checking of minion return for report summary output.
Correct checking of minion return for report summary output.

  The "not_return_counter" for output summary is incorrect due to incorrect
  checking of the data structure.  Due to the incorrect check it always
  indincates that all minions have returned - which is not always the case.

saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt,saltstack/salt