Gemfile in community_engine-2.3.2 vs Gemfile in community_engine-3.0.0

@@ -1,25 +1,10 @@
-source 'http://rubygems.org'
+source 'https://rubygems.org'
 
 gem 'omniauth-facebook'
-gem 'acts_as_commentable', :git => 'https://github.com/jackdempsey/acts_as_commentable'
 
 group :test do
   gem 'sqlite3'
   gem 'mocha', :require => false
 end
-
-rails_version = ENV["RAILS_VERSION"] || "default"
-
-rails = case rails_version
-when "master"
-  {github: "rails/rails"}
-when "default"
-  ">= 3.2.0"
-else
-  "~> #{rails_version}"
-end
-
-gem "rails", rails
-
 
 gemspec