3.5.91 ====== Add support for vertically oriented spinbuttons Add support for a selection-menu button in selection mode Set scrolled windows background for normal and backdrop states Use new tooltip radius and alpha style properties for GTK2 Use new range warp slider style property for GTK2 Fix Chrome/Chromium custom menu items for GTK2 Fix wrong text color in app notification widgets Fix tiny padding in Nautilus pathbars Fix stray background color below checkboxes in content views Synchronize HighContrast icons from the symbolic theme