Added CONTRIBUTING.md

CONTRIBUTING.md

@@ -0,0 +1,31 @@
+# Contributing to dash-html-components
+
+## Getting Started
+
+Refer to the [readme](README.md) for installation and development workflow instructions.
+
+## Contributions
+
+[Dash HTML Components][] consist of generic HTML5 elements based on the [MDN spec][] (also see the [W3 index of elements][]). For more complex UI components, see the [Dash Core Components][]. Contributions are welcome! This repository's open [issues][] are a good place to start.
+
+## Coding Style
+
+Please lint any additions to react components with `npm run lint`. Rules defined in [.eslintrc](.eslintrc) are inherited from [`dash-components-archetype`](https://github.com/plotly/dash-components-archetype)'s [eslintrc-react.json][]
+
+## Pull Request Guidelines
+
+Use the [GitHub flow][] when proposing contributions to this repository (i.e. create a feature branch and submit a PR against the master branch).
+
+## Financial Contributions
+
+If your company wishes to sponsor development of open source dash components, please [get in touch][].
+
+[Dash HTML Components]: https://dash.plot.ly/dash-html-components
+[MDN spec]: https://developer.mozilla.org/en-US/docs/Web/HTML/Element
+[W3 index of elements](https://dev.w3.org/html5/html-author/#index-of-elements)
+[Dash Core Components]: https://github.com/plotly/dash-core-components
+[issues]: https://github.com/plotly/dash-html-components/issues
+[GitHub flow]: https://guides.github.com/introduction/flow/
+[eslintrc-react.json]: https://github.com/plotly/dash-components-archetype/blob/master/config/eslint/eslintrc-react.json
+[get in touch]: https://plot.ly/products/consulting-and-oem
+

README.md

@@ -3,7 +3,9 @@
 Vanilla HTML components for [Dash][]
 
 
-## Contributing
+## Getting Started
+
+### Installation
 
 ```sh
 # Install dependencies
@@ -63,6 +65,10 @@ $ npm run install-local
 $ npm run uninstall-local
 ```
 
+## Contributing
+
+See the [contributing guide](CONTRIBUTING.md) for guidelines on contributing to this project.
+
 ## Publishing
 
 ## Builder / Archetype