MC4J 1.2b1 released

Some of the new features include:
* Dashboards provide rich interfaces to specific server functionality
* Automatic attribute refreshing provides up to date information
* New MBeans are found in the server as they are registered
* Query filters now support regular expression searches
* ObjectName editor supports jumping to a linked MBean
* Graphing is now provided by the rich JFreeChart suite
* Custom classloaders improve compatiblity
* Operations results can be viewed in tabular format
* A Windows installer simplifies setup

Please submit any bugs you find!