Highlight HButton when tab-focused

TODO.md

@@ -5,8 +5,6 @@
   - Make all icon SVG files white/black, since we can now use ColorOverlay
     - Make the icon blue in EditAccount when hovering and no avatar set
 
-  - HButton
-    - visualFocus
   - Checkbox theming
 
   - `^property type name$`

src/qml/Base/HButton.qml

@@ -30,7 +30,7 @@ Button {
                    button.enabled && button.pressed ?
                    theme.controls.button.pressedOverlay :
 
-                   button.enabled && button.hovered ?
+                   (button.enabled && button.hovered) || button.visualFocus ?
                    theme.controls.button.hoveredOverlay :
 
                    "transparent"