RFR: JDK-8223464: Improve version string for Oracle CI builds

[Tim Bell]

Erik:

Looks good.  Thanks for doing this.

Tim

On 05/07/19 07:21, Erik Joelsson wrote:
> This change changes how the version string will look in Oracle CI
> builds. A string that current looks like this:
>
> 13-internal+0-jdk13-jdk.844
>
> Will instead look like this:
>
> 13-ea+0-844
>
> For projects, the $PRE string will be used to identify the project, like
> this:
>
> 13-panama+0-844
>
> While in the area, I also moved the setting of "ea" or not in the $PRE
> string to a property in the version-numbers file.
>
> Note that these changes only affect builds produced by Oracle.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8223464
>
> Webrev: http://cr.openjdk.java.net/~erikj/8223464/webrev.01/
>
> /Erik