Various UI fixes. Block refactoring and adding touch and color blocks.

libs/music/shims.d.ts

@@ -18,10 +18,11 @@ declare namespace music {
      * @param frequency pitch of the tone to play in Hertz (Hz)
      * @param ms tone duration in milliseconds (ms)
      */
-    //% help=music/play-tone weight=90
+    //% help=music/play-tone
     //% blockId=music_play_note block="play tone|at %note=device_note|for %duration=device_beat"
-    //% parts="headphone" async blockGap=8
-    //% blockNamespace=music shim=music::playTone
+    //% parts="headphone" async
+    //% blockNamespace=music
+    //% weight=76 blockGap=8 shim=music::playTone
     function playTone(frequency: int32, ms: int32): void;
 }