Reviewed-by: dfuchs, rriggs, jwilhelm

Reviewed-by: dfuchs, jbachorik, skoivu

Reviewed-by: dfuchs, jbachorik, skoivu

Reviewed-by: jbachorik, dfuchs

Reviewed-by: jbachorik, dfuchs

Summary: Added a capability to start and stop JMX Agent by jcmd
Reviewed-by: acorn, mchung

Reviewed-by: mchung, dsamersoff
Contributed-by: kurchi.subhra.hazra@oracle.com

Reviewed-by: lancea, chegar

Reviewed-by: darcy, weijun

Reviewed-by: alanb, emcmanus

Reviewed-by: emcmanus

Reviewed-by: emcmanus, dfuchs