Fixed #267 Email verification feature (#268)

* <Implemented basic welcome email upon signup>

* <Added config option to enable>

* <Added verification link routing>

* <Added views for verify/resend and reconfigured routes>

* <Finished Verification System minus Rspec changes>

* <Fixed code style>

* <Modified dome rspec tests>

* <Switched sample env back to default>

* <Added test cases to increase code coverage>

* <Added test_helper>

* <Minor code changes>

* <Added requested changes>

* <Added requested changes>

* <see if this fixes migration>

* <see if this fixes migration>

* <fixed migrations>

* Delete .rake_tasks~

* Update _confirm_button.html.erb

* Update _resend_button.html.erb

* Update verify_email.html.erb

* Update verify_email.text.erb

* <Fixed bugs>

* <Added validation of verification link and fixed some code style>

* <Disabled updating email for omniauth>

config/environments/development.rb

@@ -28,6 +28,19 @@ Rails.application.configure do
     config.cache_store = :null_store
   end
 
+  # Tell Action Mailer to use smtp server
+  config.action_mailer.delivery_method = :smtp
+
+  ActionMailer::Base.smtp_settings = {
+    address: ENV['SMTP_SERVER'],
+    port: ENV["SMTP_PORT"],
+    domain: ENV['SMTP_DOMAIN'],
+    user_name: ENV['SMTP_USERNAME'],
+    password: ENV['SMTP_PASSWORD'],
+    authentication: ENV['SMTP_AUTH'],
+    enable_starttls_auto: ENV['SMTP_STARTTLS_AUTO'],
+  }
+
   # Don't care if the mailer can't send.
   config.action_mailer.raise_delivery_errors = false