pianoroll improvements:

- add label / activeLabel controls
- add new pianoroll options:
  - fill
  - fillActive
  - strokeActive
  - stroke
  - hideInactive
  - colorizeInactive
  - fontFamily
- add wordfall method
- fix: some haps were drawn with wrong length
- pianoroll labels now use set fontFamily
- hide fold gutter

packages/core/controls.mjs

@@ -506,6 +506,9 @@ const generic_params = [
    *
    */
   ['lsize'],
+  // label for pianoroll
+  ['activeLabel'],
+  [['label', 'activeLabel']],
   // ['lfo'],
   // ['lfocutoffint'],
   // ['lfodelay'],