button backgrounds are restored for personalization
button backgrounds are restored for personalization

Messed up by DuiButtonView commit

arcean/controlpanel,arcean/controlpanel,harmattan/meegotouch-controlpanel,arcean/controlpanel,harmattan/meegotouch-controlpanel,harmattan/meegotouch-controlpanel,arcean/controlpanel,harmattan/meegotouch-controlpanel,arcean/controlpanel