Fixing bundler error

back-office/Gemfile

@@ -1,6 +1,4 @@
 source 'https://rubygems.org'
-source 'http://gems.github.com'
-
 
 gem 'rails_admin'
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
@@ -47,9 +45,9 @@ gem 'tabulous'
 # gem 'capistrano-rails', group: :development
 
 # rails 4.x support is not stable yet - so we hope for the best :)
-gem 'active_scaffold', github: 'activescaffold/active_scaffold', branch: 'master'
-
-
+source 'http://gems.github.com' do
+  gem 'active_scaffold'
+end
 
 group :development, :test do
   # Call 'byebug' anywhere in the code to stop execution and get a debugger console