String changes

src/calibre/gui2/actions/layout_actions.py

@@ -215,7 +215,7 @@ class LayoutActions(InterfaceAction):
         '''
         if show_warning:
             if not question_dialog(self.gui, _('Are you sure?'),
-                                   _('Do you really want to delete the saved layout {0}').format(name),
+                                   _('Do you really want to delete the saved layout {0}?').format(name),
                                    skip_dialog_name='delete_saved_gui_layout'):
                 return
         layouts = gprefs['saved_layouts']

src/pyj/book_list/edit_metadata.pyj

@@ -1120,7 +1120,7 @@ def on_close(container_id):
             )
         else:
             if has_changes:
-                question_dialog(_('Are you sure'), _(
+                question_dialog(_('Are you sure?'), _(
                     'Any changes you have made will be discarded.'
                     ' Do you wish to discard all changes?'), def (yes):
                         if yes: