RFR: 8210454 jar tool does not allow setting the module version without also setting the main class

[Mandy Chung]

On 11/26/18 10:41 AM, Lance Andersen wrote:
> Hi,
>
> Please review this change which allows the jar tool to set the module version without specifying the setting a main class
>
> The relevant jck tests have run clean in mach 5 as do the tier1, tier2 and tier3 tests run clean
>
>
> The webrev can be found at: http://cr.openjdk.java.net/~lancea/8210454/webrev.00/

Looks okay to me.
Mandy