Version 0.2.0
- all classes instances can be in anonimous and in non-anonimous space;
- remove _Simple ans _Scoped class, use _Component as top class for all indexed components;
- change the properties of _Export class: remove "model" property;
- allow anonimous namespace elements for exports;
- add description for _Export classes: SLVExport, JSONExport, YAMLExport, SimbioExport, MrgsolveExport.