old_contents: /**
   This is useful when using canary versions of Ember to enable 
   feature flags before Ember itself is loaded.
  
   See the feature flag guide for details:
  
   http://emberjs.com/guides/configuring-ember/feature-flags/
  
  */
  
  window.ENV = {};
  
new_contents: /*
   This is useful when using canary versions of Ember to enable
   feature flags before Ember itself is loaded.
  
   See the feature flags guide for details:
  
   http://emberjs.com/guides/configuring-ember/feature-flags/
  */
  
  window.ENV = {};
  
subject: Remove whitespace