0029621: Application Framework - Impossible to attach existing tessellation to XCAFDo...

0029621: Application Framework - Impossible to attach existing tessellation to XCAFDoc_Note

- XCAFNoteObjects_NoteObject transfer object for note's auxiliary data was added. It contains the following fields:
  text and attachment positions, note plane and tesselated presentation
- GetObject/SetObject methods were added to XCAFDoc_Note attribute. The following sub-labels were added to handle transfer object:
  1 - text position
  2 - note plane
  3 - attachment point
  4 - tesselated presentation
- documentation updated

Off-topic: procedure genproj now gives meaningful error message if new package is added but not listed in UDLIST