* removed redundant classes in blacksim
* more detailed attributes for mapping
* more finder functions in mapping list
* aircraft model extended as simulator independent description for models
* added class
* adjusted settings context
* adjusted "global" methods as register metadata
* improved settings utility
* renamed "settingsallclasses" as settings can also be in other namespaces, settingsallclasses now in core
* setup will provide some metadata about the flight simulator, such as path, version etc.
* there will be a sim independent setup class, providing common information such as path, is simulator installed, etc.
* a sim dependent class on top will provide the values specific to one sim
* setup will contain the logic to fetch its values: setup->init
