RFR: 8147607: Remove test library dependency on sun.security.tools.jarsigner.Main

[Paul Sandoz]

> On 28 Jan 2016, at 01:35, Steve Drach <steve.drach at oracle.com> wrote:
> 
> Please review a small change to the zipfs test library.
> 
> Issue: https://bugs.openjdk.java.net/browse/JDK-8147607 <https://bugs.openjdk.java.net/browse/JDK-8147607>
> Webrev: http://cr.openjdk.java.net/~sdrach/8147607/webrev <http://cr.openjdk.java.net/~sdrach/8147607/webrev>
> 
> This change uses the public jdk.security.jarsigner.JarSigner API rather than the API exposed by sun.security.tools.jarsigner.
> 

I am not terribly familiar with the APIs, but looks ok to me.

Paul.