HPCC-8811 Return WUIDs in WsWorkunits/WUResubmit soap response

The existing soap response of WsWorkunits/WUResubmit returns an
empty response. This fix adds WUIDs into the response. If a new
WU is created by a Resubmit, the response returns both original
WUID and new WUID.

Signed-off-by: Kevin Wang <kevin.wang@lexisnexis.com>
HPCC-8811 Revise based on review comments

Make version check more accurate; rename an old variable from
wuidStr to requestWuid.

Signed-off-by: Kevin Wang <kevin.wang@lexisnexis.com>
Merge pull request #4040 from wangkx/h8811

HPCC-8811 Return WUIDs in WsWorkunits/WUResubmit soap response

Reviewed-By: Anthony Fishbeck <anthony.fishbeck@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>