Reviewed-by: valeriep, mullan

6908348: java/util/concurrent/BlockingQueue/CancelledProducerConsumerLoops.java get OOME for unbounded queues
Reviewed-by: martin, dholmes

Summary: Add missing Java source file
Reviewed-by: alanb

Summary: Added tag to run this test in othervm
Reviewed-by: chegar

Reviewed-by: alanb

Summary: Add the list of modules to the bootclasspath if lib/rt.jar and classes don't exist
Reviewed-by: alanb, ohair, ksrini

Summary: Add a new "modules" build target that builds jdk and jre module image
Reviewed-by: alanb, ohair