HPCC-10716 Added Workflows to WU Details Page

Added App Data and Debug Data to Variables Page.

Fixes HPCC-10716

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>

Conflicts:
	esp/src/eclwatch/ESPWorkunit.js

Conflicts:
	esp/src/eclwatch/WUDetailsWidget.js
	esp/src/eclwatch/templates/WUDetailsWidget.html
Merge pull request #5686 from GordonSmith/HPCC-10716

HPCC-10716 Added Workflows to WU Details Page

Reviewed-By: Kevin Wang <kevin.wang@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>