Add "Example apps" to ecosystem and reorder sections

Author: gaearon

docs/introduction/Ecosystem.md

@@ -50,23 +50,28 @@ On this page we will only feature a few of them that the Redux maintainers have
 
 * [redux-devtools](http://github.com/gaearon/redux-devtools) — An action logger with time travel UI, hot reloading and error handling for the reducers, [first demoed at React Europe](https://www.youtube.com/watch?v=xsSnOQynTHs)
 
-## Tutorials and Articles
+## Community Conventions
 
-* [redux-tutorial](https://github.com/happypoulp/redux-tutorial) — Learn how to use Redux step by step
-* [What the Flux?! Let’s Redux.](https://blog.andyet.com/2015/08/06/what-the-flux-lets-redux) — An intro to Redux
-* [Handcrafting an Isomorphic Redux Application (With Love)](https://medium.com/@bananaoomarang/handcrafting-an-isomorphic-redux-application-with-love-40ada4468af4) — A guide to creating a universal app with data fetching and routing
-* [Full-Stack Redux Tutorial](http://teropa.info/blog/2015/09/10/full-stack-redux-tutorial.html) — A comprehensive guide to test-first development with Redux, React, and Immutable
+* [Flux Standard Action](https://github.com/acdlite/flux-standard-action) — A human-friendly standard for Flux action objects
+* [Canonical Reducer Composition](https://github.com/gajus/canonical-reducer-composition) — An opinionated standard for nested reducer composition
+* [Ducks: Redux Reducer Bundles](https://github.com/erikras/ducks-modular-redux) — A proposal for bundling reducers, action types and actions
 
 ## Talks
 
 * [Live React: Hot Reloading and Time Travel](http://youtube.com/watch?v=xsSnOQynTHs) — See how constraints enforced by Redux make hot reloading with time travel easy
 * [Cleaning the Tar: Using React within the Firefox Developer Tools](https://www.youtube.com/watch?v=qUlRpybs7_c) — Learn how to gradually migrate existing MVC applications to Redux
 
-## Community Conventions
+## Tutorials and Articles
 
-* [Flux Standard Action](https://github.com/acdlite/flux-standard-action) — A human-friendly standard for Flux action objects
-* [Canonical Reducer Composition](https://github.com/gajus/canonical-reducer-composition) — An opinionated standard for nested reducer composition
-* [Ducks: Redux Reducer Bundles](https://github.com/erikras/ducks-modular-redux) — A proposal for bundling reducers, action types and actions
+* [redux-tutorial](https://github.com/happypoulp/redux-tutorial) — Learn how to use Redux step by step
+* [What the Flux?! Let’s Redux.](https://blog.andyet.com/2015/08/06/what-the-flux-lets-redux) — An intro to Redux
+* [Handcrafting an Isomorphic Redux Application (With Love)](https://medium.com/@bananaoomarang/handcrafting-an-isomorphic-redux-application-with-love-40ada4468af4) — A guide to creating a universal app with data fetching and routing
+* [Full-Stack Redux Tutorial](http://teropa.info/blog/2015/09/10/full-stack-redux-tutorial.html) — A comprehensive guide to test-first development with Redux, React, and Immutable
+
+## Example Apps
+
+* [SoundRedux](https://github.com/andrewngu/sound-redux) — A SoundCloud client built with Redux
+* [Shopping Cart (Flux Comparison)](https://github.com/voronianski/flux-comparison/tree/master/redux) — A shopping cart example from Flux Comparison
 
 ## More