RFR: 8251551: Use .md filename extension for README

[Joe Darcy]

Looks fine Erik; thanks,

-Joe

On 8/13/2020 12:45 PM, Erik Helin wrote:
> Hi all,
>
> please review this patch that adds the .md filename extension to the 
> README file. The README already utilizes the Markdown [0] markup 
> language even though it doesn't use the .md filename extension.
>
> I also tweaked the Markdown syntax slightly, I primarily made use of 
> Markdown for the links. Source code forges that support rendering 
> README files (e.g. GitLab, GitHub, BitBucket, SourceHut, Gitea) will 
> now display the README a bit better. For an example, see my personal 
> fork [1] and compare it with how the current README is displayed [2].
>
> Issue:
> https://bugs.openjdk.java.net/browse/JDK-8251551
>
> Webrev:
> http://cr.openjdk.java.net/~ehelin/8251551/00/
>
> Thanks,
> Erik
>
> [0]: https://en.wikipedia.org/wiki/Markdown
> [1]: https://github.com/edvbld/jdk/tree/readme
> [2]: https://git.openjdk.java.net/jdk