Gemfile_clean in suspenders-1.4.0

- old
+ new

@@ -1,19 +1,19 @@
 source 'https://rubygems.org'
 
 gem 'airbrake'
 gem 'bourbon'
 gem 'delayed_job_active_record', '>= 4.0.0.beta2'
+gem 'email_validator'
 gem 'flutie'
 gem 'high_voltage'
 gem 'jquery-rails'
 gem 'pg'
 gem 'rack-timeout'
-gem 'rails', '>= 3.2.11'
+gem 'rails', '>= 4.0.0'
 gem 'recipient_interceptor'
 gem 'simple_form'
-gem 'strong_parameters'
 gem 'unicorn'
 
 group :assets do
   gem 'coffee-rails'
   gem 'sass-rails'
@@ -41,7 +41,8 @@
   gem 'simplecov', require: false
   gem 'timecop'
 end
 
 group :staging, :production do
-  gem 'newrelic_rpm'
+  gem 'newrelic_rpm', '>= 3.5.7'
+  gem 'rails_12factor'
 end