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>

Rakefile

@@ -4,5 +4,12 @@
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
 require_relative 'config/application'
+require 'rake/testtask'
+
+Rake::TestTask.new do |t|
+  t.libs << "test"
+  t.test_files = FileList['test/test*.rb']
+  t.verbose = true
+end
 
 Rails.application.load_tasks