RFR: Adding project explanation

[Erik Duveblad via github.com]

On Mon, 1 Jul 2019 10:58:54 GMT, Marcus Hirt via github.com <duke at openjdk.java.net> wrote:

> ...as suggested in the Twitter discussion. :)
> 
> ----------------
> 
> Commits:
>  - 4578553b:	Adding project explanation
> 
> Pull request:
> http://git.openjdk.java.net/skara/pull/16
> 
> Webrev:
> https://openjdk.github.io/cr/skara/16/webrev.00
> 
> Patch:
> http://git.openjdk.java.net/skara/pull/16.diff
> 
> Fetch command:
> git fetch https://github.com/openjdk/skara.git 4578553b:pr/16

README.md line 4:

> 3: The goal of Project Skara is to investigate alternative SCM and code review
> 4: options for the JDK source code, including options based upon Git rather than
> 5: Mercurial, and including options hosted by third parties.

```suggestion
options for the OpenJDK source code, including options based upon Git rather than
```

PR: http://git.openjdk.java.net/skara/pull/16