Sounds for Kaleido-* magic tools

(Still need icons)

docs/CHANGES.txt

@@ -74,8 +74,11 @@ https://tuxpaint.org/
 
     * [WIP] "Kaleido-4", "-6", and "-8" -- Kaleidoscopic lens effects.
       Bill Kendrick <bill@newbreedsoftware.com>
+      (Sounds based on "Xylophone chromatic descending passages improv",
+      "Xylophone scale descent improv", & "Xylophone chromatic passages improv",
+      licensed as Creative Commons Attribution 4.0 International (CC BY 4.0)
+      by https://freesound.org/people/Ustym_Petrovych/)
       - need icons
-      - need sound effects
 
   * Improvements to Magic Tools:
     ----------------------------