hpcc-systems/HPCC-Platform — pull request #4589 by jakesmith (2013-07-02 14:19:39+00:00)
Title: HPCC-9609 - Tidy up dataLinkStart calls

Unecessary calls passing in activity string/id, when CThorDataLink
already had activity with same info.

Also resolve a uninitialized warning picked up by Valgrind.

Signed-off-by: Jake Smith