RFR: 8206318: Enhance package documentation for internal javadoc packages

[Sundararajan Athijegannathan]

Looks good.

PS. LinkInfo.java and LinkOutput.java don't seem to have any diffs 
(whitespace removal?)

-Sundar

On 04/07/18, 3:38 AM, Jonathan Gibbons wrote:
> Please review a relatively simple noreg-doc update for the javadoc 
> internal package-info files.
>
> This is hopefully the beginning of an ongoing campaign to improve the 
> internal documentation
> for the design and implementation of the javadoc tool.
>
> JBS: https://bugs.openjdk.java.net/browse/JDK-8206318
> Webrev: http://cr.openjdk.java.net/~jjg/8206318/webrev.00/
>
> -- Jon