8183012: Code cleanup in com.sun.tools.jdi
Reviewed-by: sspitsyn, stuefe

Merge

6618335: ThreadReference.stop(null) throws NPE instead of InvalidTypeException
Reviewed-by: sla

8067377: My hobby: caning, then then canning, the the can-can
Summary: Fix ALL the stutters!
Reviewed-by: rriggs, mchung, lancea

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