Codehale Metrics JMXReporter Disabled?

[Sudheesh Katkam]

Jacques,

Do you happen to remember why JMXReporter was disabled 
<https://github.com/apache/drill/commit/4eea03a052d1b0a9190b9d1512088da9f81cc037#diff-5a33b44e2c23b1f09d338938c8f1e742R47>?

Thank you,
Sudheesh