hpcc-systems/HPCC-Platform — pull request #4229 by jakesmith (2013-04-10 17:07:09+00:00)
Title: HPCC-9120 - Fix global rollup early stop deadlock

If global rollup was stopped before it had process all it's input,
it would stall on a multi slave setup. If stopped, global rollup
was not signalling to the next nodes that it had finished.

Signed-off-by: Jake Smith