back end code for github auth via omniauth gem :whale2:
cleaned up excess model with rake db:rollback, and redid schema
:dolphin:
Added mailer for user registration and letter_opener gem for testing.
rails g devise:views
successful implementation of devise and omniauth/github :octopus:
added email_spec to Gemfile, prepared tests to use email_spec
Added mailer for user registration and letter_opener gem for testing.
added email_spec to Gemfile, prepared tests to use email_spec
Gravatar image shown on user profile page
Cloned squmblr, edit email and password works
Tests for blank email, wrong pw confirmation
converted registrations edit.html to haml
Refine posts implementation.
Refactor tests to use Fabricate
Refactor login in tests into a helper.
Added tests using email_spec
Merge branch 'mail' of https://github.com/maxwellv/squmblr into mail

Conflicts:
	spec/mailers/user_mailer_spec.rb
	spec/spec_helper.rb
Require users to be authenticated to squmbl.
Begin the adventure! Second PR list
Merge branch 'master' of https://github.com/elizabrock/squmblr
merging eliza's master with local