jmod enhancements to support signed modules

[Jonathan Gibbons]

On 06/04/2010 12:05 PM, mark.reinhold at oracle.com wrote:
>> Date: Fri, 04 Jun 2010 14:47:01 +0100
>> From: vincent.x.ryan at oracle.com
>>      
>    
>> http://cr.openjdk.java.net/~vinnie/6957907/webrev.01/
>>      
> These changes look good.  Just a couple of comments on jmod-basic.sh:
>
>    It'd be better to put the signed-module tests in a separate file, so
>    that the "basic" tests remain basic.
>
>    Can you create keystore.jks in the test script?  That'd be preferable
>    to checking in a binary file.
>
> Dalibor -- Could you please review this also?  There are some nontrivial
> changes to the packaging code.
>
> - Mark
>    

The test contains a comment about jtreg and symlinks -- the issues with 
symlinks should have been fixed a while back in jtreg 4.0.   If you 
believe jtreg is still broken w.r.t. symlinks, please let me know.

-- Jon