Added unit tests for MBeanServers and JmxUtil #77
Updated client query parameters and documentation for "ifModifiedSince" #77
Change default when no host= to be loopback, not local.
Fix stupid mistake in prior commit.
Add syntax for 0.0.0.0 as synonym of *.
Allow port=0 with JolokiaServer for dynamic port selection. Also provide
ability to configure server without string parsing.
Some fine tuning and added to documentation #86 #82