[Bf-blender-npr] textured strokes in Freestyle

[Light BWK]

>About the UI I would propose to add a minimal texture selector in the
>Freestyle panel and a button under it that would go to the selected
>texture in the standard texture panel.

I agree with Vicente on this one. Also minimal texture selector will
make switching between line style subtabs with lesser scrolling when
height don't change too much. To put another texture UI at the non
common place will cause more problem in the long run.

-- Light BWK