Merge pull request rspec#2047 from edwardpark/patch-3

changed links to relative path [ci skip]

Author: cupakromer

README.md

@@ -18,6 +18,18 @@ RSpec repos as well. Add the following to your `Gemfile`:
   gem lib, :git => "git://github.com/rspec/#{lib}.git", :branch => 'master'
 end
 ```
+## Contributing
+
+Once you've set up the environment, you'll need to cd into the working
+directory of whichever repo you want to work in. From there you can run the
+specs and cucumber features, and make patches.
+
+NOTE: You do not need to use rspec-dev to work on a specific RSpec repo. You
+can treat each RSpec repo as an independent project.
+* [Build Detail](BUILD_DETAIL.md)
+* [Code of Conduct](CODE_OF_CONDUCT.md)
+* [Contributing](CONTRIBUTING.md)
+* [Development](DEVELOPMENT.md)
 
 ## Basic Structure