Added the check to ensure that Queue items over 24 hours are marked "expired".
Added the ability to requeue an item for sending to Semantria API.
WPS-3 Re-enabled the activation of the cron job.
WPS-13 Implemented the highlight feature when a user hovers over an entity.  Not making the impact I hoped for...
WPS-13 Removed the highlighting for now so I can think about it more.
WPS-15 "Settings saved." message now appears on the Semantria Settings page.