HPCC-11207 Add Graph Tree View

Change double click behavior.
Combine timings and subgraph lists.

Fixes HPCC-11207

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

Conflicts:
	esp/src/eclwatch/nls/hpcc.js
Merge pull request #5701 from GordonSmith/HPCC-11207

HPCC-11207 Add Graph Tree View

Reviewed-By: Kevin Wang <kevin.wang@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>