multimedia/din: Updates to 46

Changes since 45:

DIN Is Noise 46 @ Chennai, India
!+! what is fixed when modulating microtonal range?:

				+ left, right or center

!+! voice is voice or noise on microtonal keyboard

			+ voice intones the pitch under mouse cursor
				+ volume of voice is mouse's height above the bottom of the microtonal keyboard
			+ noise makes noise with frequency content related to pitch under cursor
				+ volume of noise is mouse's height above the bottom of the microtonal keyboard

!+! presets for superformula geometry > waveform/envelope/modulation curve plugin

		+ Click on Browse on Superformula page on a curve editor
			+ Mouse wheel or move up and down to browse the shapes
				+ Apply or Auto Apply

+ toggle draw mesh outline
+ improved selection of point modulators
+ improved selection of sine mixer bookmarks
! modulate checkbutton set when Menu > Ranges > Toggle !
/!/ zooming curve editor when mouse captures are paused does not update visual !