Merge branch 'update-readme' of github.com:mobify/nightwatch-commands into update-readme

Author: ellenmobify

.github/CONTRIBUTING.md

@@ -6,7 +6,8 @@ Submit an [issue](https://github.com/mobify/nightwatch-commands/issues).
 ## Pull Requests
 
 1. Make a new branch from `develop`.
+1. Please ensure that you have [EditorConfig](http://editorconfig.org/) installed to ensure code consistency.
 1. Do your work.
-1. Update the README. 
-1. Run `grunt lint` and fix any issues. 
-1. Open a PR against `develop`. 
+1. Update the README.
+1. Run `grunt lint` and fix any issues.
+1. Open a PR against `develop`.