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

[Lance Andersen]

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/ <http://cr.openjdk.java.net/~lancea/8210454/webrev.00/>


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 <http://oracle.com/us/design/oracle-email-sig-198324.gif>Lance Andersen| Principal Member of Technical Staff | +1.781.442.2037
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