enable shortcuts by default
PopupDialog: change animation
HistorySwitcher: highlight current history
GpasteButtons: show history name instead of button
PopupDialog: set default pivot point to 0.5
HistorySwitcher: set pivot point to 1
ButtonsBar: fix
ButtonsBar:ConfirmationDialog: change show/hide animation
Utils.get_info_for_item(): fix image preview uri
ButtonsBar.ConfirmationDialog: use PopupDialog
small redesign
ListView: fix