Allow sorting in Model.util
Fix maps on eventsDetail
Fix Google Avatar lookup
Updated about page and mission statement
Fix dependency issue with superagent-retry

superagent-retry version was bumped to 0.2.0 since creation of hub.
Commit locks version to 0.1.1.
Merge pull request #3 from jwill/superagent-retry-fix

Fix dependency issue with superagent-retry