hpcc-systems/HPCC-Platform — pull request #1784 by jakesmith (2012-03-07 19:12:00+00:00)
Title: Guard against no spares on manual swap

Manual swap permits a node to be swapped in that isn't listed as a spare.
But if there are no spares at all, the check to remove from spare list
caused fault

Signed-off-by: Jake Smith