anchor.diff:  
   An ideal bug report would include a pull request with failing specs.
   
  -=== Submitting a Pull Request
  +== Submitting a Pull Request
   
   . {fork-help-uri}[Fork the repository].
   . Run +bundle install+ to install dependencies.
  
positive.code: :pr-help-uri: {base-help-uri}/using-pull-requests
  :gist-uri: https://gist.github.com
  
  === Submitting an Issue
  
  We use the {issues-uri}[issue tracker on GitHub] associated with this project to track bugs and features.
  Before submitting a bug report or feature request, check to make sure it hasn't already been submitted.
  
negative.code: 
   $ rake
  
  NOTE: The tests should only take a few seconds to run using Ruby 2.1.
  
  If you want to run a single test file, you can use +ruby+:
  
   $ ruby test/blocks_test.rb
  