Testing and validation of Getting started guides for Application Configuration

[jkonicki]

We are looking for users to run through our Application Configuration getting started guides.

• [ ] Spring Cloud Provider #293
• [ ] Cloud Foundry Provider
• [ ] Placeholder Provider
• [ ] Random Value Provider

Please validate the guides above, create any issues, create a PR (if you can), and leave a comment about the work you completed.

Here is the directory listing for the guide markdown