major refactoring, improved catalog json format, beginning support for provider plugin framework
fixes for provider meta-data, refactored tests, shell exec still does not work as expected
improve maintainability
fixed issue where format/protocol properties were not honored or used when registering new tables from an existing file
lazy create proxy
added extends property to let providers extend existing providers with additional properties
dynamic classloading during provider management
fix issues that prevented properties to be registered at the schema level
provider classloading during job execution, automated tests for provider creation
support for defining a provider via a maven spec
fix for test results output landing in wrong location
Changed history save location and don't save history when using non-interactive mode.
shade jdbc dependencies