updating README for contributing

Author: wesleycole

README.md

@@ -1,3 +1,20 @@
 # Objectiv Component Library
 
-https://objectivco.github.io/component-library/
+https://objectivco.github.io/component-library/
+
+## Contributing
+Please feel free to contribute to this library.
+1. Fork it, first :) 
+2. Create a feature branch
+3. Commit your changes
+4. Push to the branch
+5. Submit a pull request
+
+## Setting up locally
+```
+gem install bundler
+bundle install
+bundle exec jekyll serve -w
+```
+
+You will be able to view the site at `http://127.0.0.1:4000/component-library/`