hpcc-systems/HPCC-Platform — pull request #4190 by jakesmith (2013-03-28 12:31:57+00:00)
Title: HPCC-9072 Fix issue with null act and multiple outputs

Thor would hit assert(outLink), if it introduced a nullAct
in place of a splitter. The assert was hit when one
of the pulling activities requested an output >0 from the nullAct.

Signed-off-by: Jake Smith