added gems unirest and twilio-ruby
added models for user, contact and messages; and corresponding migrations for these
Added associations to user, contact, and message models. Also added associations to users, contacts and messages migrations.
modified schema to include a messages belonging to a user
added ability to render signin and signup forms through AJAX
midpoint on getting user authentication and autorization, as well as sessions, working
Added signin functionality. Still need to work on validations and error messages
Merge pull request #1 from nickmeehan/schema_creation

Schema creation