Working prototype of data format class

Public methods:
- NewParam(...) - methods for creating new BlckBx parameter collection;
- SaveFile(...) - creating and saving json-file with parameters;
- OpenFile(...) - opening and reading json-file, changing parameters.
Merge remote-tracking branch 'origin/master'

Conflicts:

	DataFormat/DataFormat/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache