* Navigation bar: slot model and one-row renderer (#6585) * Navigation bar: customisation section in Preferences (#6585) * Navigation bar: icons for visual styles, selection modes and display (#6585) * Navigation bar: redraw the Bodies, Parts and Components selection icons (#6585) * Navigation bar: refine the Ground shadow, Ambient occlusion, Parts and Components icons (#6585) * Navigation bar: solid cube and a longer arc for the Ground shadow icon (#6585) * Navigation bar: the owner accepts the new icons as final (#6585)