The new feature should be described in guide, as well as XCSS format,
here is the question on it already
A draft of the document about XCSS format is ready. Please find it attached.
5.9.8. XCSS file format and 5.9.9. Plug-n-Skin are added to the guide.
Ilya, please, check whether the description of the new "Plug-n-Skin" feature is correct from technical point of view.
The new feature is documented.
The info on how to add the skin generated by Plug-n-Skin feature has to be mored detailed.
The info is added.
explicit examples of this feature usage are required
The Details of Usage section written in tutorial-like manner is created.