RFR 8170618: jmod should validate if any exported or open package is missing

[Jim Laskey (Oracle)]

+1

> On Dec 21, 2016, at 8:08 AM, Sundararajan Athijegannathan <sundararajan.athijegannathan at oracle.com> wrote:
> 
> Please review http://cr.openjdk.java.net/~sundar/8170618/webrev.00/ for https://bugs.openjdk.java.net/browse/JDK-8170618
> 
> Thanks,
> -Sundar