[StatusBarMessage] Close on mouse move/press

Closes #1393
[QupZilla pages] Darker background; Respect user's preference for font face and size
[Speed Dial] Enhancements
[SpeedDial] Cleanup
[SpeedDial] Remove the padding (make it look like Opera's SD)
[SpeedDial] Properly align
[SpeedDial] Reload all dials menu action. Closes #1209
[Fonts] Use own default font sizes