Continued:

- added generic test on loading classes configured in some_foo_class entries
- now you can see, why "_class" must be set
- added method getConfigurationArray() in FrameworkConfiguration which returns
  the whole configuration array ...
- added "import" of XmlParser + fixed config entry with namespace
- added "import" of BaseParser and Parseable

Signed-off-by: Roland Häder <roland@mxchange.org>