fixes #3999 - refactor DRY implementation of "nested label" for objects with ancestry
refs #2816: Prevent diff viewer on report page from overflowing to be outside the parent modal
refs #2314 - more choices in memory drop down
fixes #3725, #4167 - root password validations, remove default password
fixes #4220 dashboard and report-show pages chart-frame is not in place.
fixes #4270 - setting descriptions updated for consistency
fixes #4268 - don't search for host with nil IP on hostname spoofing