Function Addition

• Added the function to backup (export) brush and color settings to the Help menu.
  
• Added the ability to import backed up settings to the Help menu.
  

Function Improvement

• Brush, Dot Brush, and Shape Fill now support "Specify Center" in "Symmetry Mode".
  

Failure Correction

• Fixed drawing coordinate misalignment with the dot tool when using the symmetrical brush.
  
• Fixed a bug in tone curve processing for layer folders.