initial outbound call routing
updated makecall passing parms
modified passed callback parameters
extended event model and controller to route/handle messaging
removed messages controller and routes
added personalized messaging to greeting and reminder route
added notifications model
persisting event info on reminder request
placing call with current account twilio auth
removed twilio calls from events controller and removed voice route
added event route fallback and incoming fallback route
pulling current call sid on call create and notification
added sid to notificatio in  event/makecall
Merge pull request #17 from gordonwilkinson/task/28-add-outbound-call-reminder-handler

Task/28 add outbound call reminder handler