hpcc-systems/HPCC-Platform — pull request #1783 by jakesmith (2012-03-07 19:11:46+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