audio/din: Updates to 45

Changes since 44.0.2:

DIN Is Noise 45 @ Chennai, India
! fixed internal bug in noise generator !
+ results in improved noise :)
+ keys can trigger notes or noise on keyboard-keyboard
+ ie keys from computer keyboard or MIDI keyboard
+ press ENTER to toggle
- removed black/white notes display from MIDI keyboard input
+ colored notes displayed instead
+ balls can trigger notes or noise in Mondrian
+ Select balls
+ and Menu > Balls Triggers Note <> Ball Triggers Noise
+ or press ENTER
+ if there is no selection, all balls will trigger note (default)or noise

Approved by: jperkin@

(fox)