Fixed default settings for rexster.xml.
Fixed default settings for rexster.xml.

Turned of jmx and got rid of the ganglia setting.

tomgullo/rexster,tomgullo/rexster,alszeb/rexster,alszeb/rexster,tomgullo/rexster,alszeb/rexster,tomgullo/rexster,alszeb/rexster