Added DerbyHandler

Temporarily added it in the Loader now, but it might be used in the
Extractor too.
Merge pull request #9 from DavidWhitlock/master

Class for getting the version of jar files
Add MBeanServerConnection logic into extractor
Preliminary refactoring
Merge pull request #10 from ankel/master

Preliminary factoring
Rename BeanData to MBeanData to prepare for XMBeanData
Extractable interface for different classes that get data from different type of beans.
MBeanExtract class that extracts attributes from an assigned MBeanData
Add test settings to make sure XML Serializing works correctly
Clean up projects & overriding equals() & hashCode() for Attribute, MBeanData, and Settings
MBeanExtract Unit test
Clean up
Clean up
Merge pull request #12 from ankel/master

Merge so that other dev has the latest code base. The issue remains.