FE/Qt: Rest of the icons update (color format fix).
FE/Qt: General Icon Update: Storage controller/attachment icons.
FE/Qt4: small updates to some icons
FE/Qt4: New Storage UI: Icons partially updated (3rd update).
renamed VirtualBox4 to VirtualBox
purge the obsolete Qt3 GUI
FE/Qt: Major icon refine, part 1.
FE/Qt: Refreshed the rest of icons.
export to OSE again
removed from OSD (temporarily)
import