message: Updated link to node so user can easily access latest 8.X version.
diff: # Getting Started With iModel.js
  +
  <iframe width="672" height="378" style="margin-top: -36px;" src="https://www.youtube.com/embed/SPyN8w1XEAE?rel=0" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
  ## Required Tools
  Writing an iModel.js application requires the following software:
  -- [Node.js](https://nodejs.org/) (latest 8.x LTS version)
  +- [Node.js](https://nodejs.org/en/download/releases/) (latest 8.x LTS version)
  - This provides the backend JavaScript runtime.
  - The installation also includes the `npm` command line tool.
  - [Google Chrome](https://www.google.com/chrome/)
  @@ -14,9 +15,11 @@ Writing an iModel.js application requires the following software:
  - This is the source code control system for the iModel.js repositories.
  ## Code Samples
  +
  **_Note: Samples must be registered, and require a sample Project/iModel. See [Developer Registration](#developer-registration)_**
  The following samples showcase the iModel.js API in action:
  +
  - [Simple Viewer App](https://github.com/imodeljs/simple-viewer-app)
  - Embed an iModel.js viewport into your application to display graphical data.
  - Browse iModel catalog and view element properties.
  @@ -27,13 +30,16 @@ The following samples showcase the iModel.js API in action:
  ## Developer Registration
  ### Register a New Application
  +
  - [Agent Application](./agent-application.md) - Such as iModel Query Agent
  - [Browser Application](./browser-application.md) - Such as Simple Viewer App
  ### Update an Existing Application
  +
  - [Update Existing Application](./update-application.md)
  ### Create Sample Project and iModel
  +
  - [Create New Sample Project](./sample-project.md)
  - [Update Sample Project](./update-project.md)
  