Review request: JMC-5859: Upgrade to Tycho 1.2.0 with class loader hook for javafx-swt.jar

[Guru]

Hi Marcus,

Please review the fix for 
JBS : https://bugs.openjdk.java.net/browse/JMC-5859 <https://bugs.openjdk.java.net/browse/JMC-5859>
Webrev : http://cr.openjdk.java.net/~ghb/JMC-5859/webrev.0/ <http://cr.openjdk.java.net/~ghb/JMC-5859/webrev.0/>

RC and Solution is updated in JBS.

Thanks,
Guru