8148785: Update class file version to 53 for JDK-9
Summary: Change max support class file veriosn to 53
Reviewed-by: alanb, coleenp, shade

8085822: JEP 223: New Version-String Scheme (initial integration)
Reviewed-by: erikj, dcubed, dholmes, alanb
Contributed-by: Magnus Ihse Bursie <magnus.ihse.bursie@oracle.com>, Alejandro E Murillo <alejandro.murillo@oracle.com>, Kumar Srinivasan <kumar.x.srinivasan@oracle.com>

8081359: Update bug reporting URL
Reviewed-by: lancea

8049367: Modular Run-Time Images
Reviewed-by: chegar, dfuchs, ihse, joehw, mullan, psandoz, wetmore
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, bradford.wetmore@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, james.laskey@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com, sundararajan.athijegannathan@oracle.com

8054834: Modular Source Code
Reviewed-by: alanb, chegar, ihse, mduigou
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com