Fix broken spec/dummy file links in documentation

Updates moved file paths and removes references to deleted files.

Author: ihabadham

docs/api/view-helpers-api.md

@@ -116,7 +116,7 @@ Renderer functions are not meant to be used on the server since there's no DOM o
 [React Router](https://reactrouter.com/) is supported, including server-side rendering! See:
 
 1. [React on Rails docs for React Router](../javascript/react-router.md)
-2. Examples in [spec/dummy/app/views/react_router](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/app/views/react_router) and follow to the JavaScript code in the [spec/dummy/client/app/startup/ServerRouterApp.jsx](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/startup/ServerRouterApp.jsx).
+2. Examples in [spec/dummy/app/views/react_router](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/app/views/react_router) and follow to the JavaScript code in the [spec/dummy/client/app/startup/RouterApp.server.jsx](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/startup/RouterApp.server.jsx).
 3. [Code Splitting docs](../javascript/code-splitting.md) for information about how to set up code splitting for server rendered routes.
 
 ---

docs/javascript/code-splitting.md

@@ -121,12 +121,10 @@ There's an implemented example of code splitting in the `spec/dummy` folder of t
 
 See:
 
-- [spec/dummy/client/app/startup/client-bundle.js](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/startup/client-bundle.js)
+- [spec/dummy/client/app/packs/client-bundle.js](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/packs/client-bundle.js)
 - [spec/dummy/client/app/packs/server-bundle.js](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/packs/server-bundle.js)
-- [spec/dummy/client/app/startup/DeferredRenderAppClient](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/startup/DeferredRenderAppClient.jsx) # Code splitting implemented here
-- [spec/dummy/client/app/startup/DeferredRenderAppServer.jsx](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/startup/DeferredRenderAppServer.jsx)
-- [spec/dummy/client/app/components/DeferredRender.jsx](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/components/DeferredRender.jsx)
-- [spec/dummy/client/app/components/DeferredRenderAsyncPage.jsx](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/components/DeferredRenderAsyncPage.jsx)
+
+_Note: The DeferredRender example components referenced in older versions of this document have been removed as this code splitting approach is outdated._
 
 ### Comparison of Server vs. Client Code
 

docs/javascript/images.md

@@ -31,7 +31,7 @@ const assetLoaderRules = [
 
 ```
 
-A full example can be found at [spec/dummy/client/app/components/ImageExample/ImageExample.jsx](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/components/ImageExample/ImageExample.jsx)
+A full example can be found at [spec/dummy/client/app/startup/ImageExample.jsx](https://github.com/shakacode/react_on_rails/tree/master/spec/dummy/client/app/startup/ImageExample.jsx)
 
 You are free to use images either in image tags or as background images in SCSS files. You can
 use a "global" location of /client/app/assets/images or a relative path to your JS or SCSS file, as