* This gives more flexibility to offers in how they are used.
* Am using a jQuery datetimepicker from: http://trentrichardson.com/examples/timepicker/

Following guidance from Tangent's UX team (blame them!)

* Split 'metadata' step into 'name and description' and 'restrictions'
* Add progress bar
* Add summary of entered data in right-hand sidebar
* Clean up breadcrumbs and URLs

Still needs from FED love.