Merge pull request #14 from gordonwilkinson/feature/30-caregiver-or-relatives-should-be-able-to-view-a-line-item-tabular-report-of-some-or-all-of-the-alerts-related-to-the-seniors-def

Add Alerts datatype to application
Adds Account_id reference to Events
updated account/show to return senior, family and caregiver summary to view. Updated db:seed
added account and event view helpers
Merge pull request #15 from gordonwilkinson/task/12-caregiver-or-relatives-should-be-able-to-view/add-current-events-to-eventsindex

updated account/show to return senior, family and caregiver summary to view
corrected schema - removed notification
Merge pull request #16 from gordonwilkinson/task/12-caregiver-or-relatives-should-be-able-to-view/add-current-events-to-eventsindex

corrected schema - removed notification
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