Review request: JMC-6422: Update JMC7.0 THIRDPARTYREADME with latest javamail 1.6.3 version and JavaBeans Activation Framework 1.2.1 1.6.3

[Guru]

Hi,

Please review the fix for : 
JBS : https://bugs.openjdk.java.net/browse/JMC-6422 <https://bugs.openjdk.java.net/browse/JMC-6422> 
webrev : http://cr.openjdk.java.net/~ghb/JMC-6422/webrev.0/ <http://cr.openjdk.java.net/~ghb/JMC-6422/webrev.0/> 

Thanks,
Guru