Changes:
- The name of the kitchen cabinets stored in the database.
 
Corrected:
- Fixed size of displayed tiles in the object browser (incorrect stretching).
 - Fixed accidental opening of the help window while working in the program.
 - Improved undo/redo behavior when working with tiles.
 - Improved recalculation of room area after applying tiles.
 - Improved selection and deletion of dimensions.
 - Improved drawing of the ceiling in rooms with additional low walls.
 - Improved transparency of objects with a layer containing glass.