Issue_154 Allow client to request item type

Returns if it a cluster/edge or activity.

Fixes Issue_154

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Merge pull request #155 from GordonSmith/Issue_154

Issue_154 Allow client to request item type

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>