'Clear breakpoints in all files'

@Slot()
def clear_all_breakpoints(self):

    clear_all_breakpoints()
    self.breakpoints_saved.emit()
    editorstack = self.get_current_editorstack()
    if (editorstack is not None):
        for data in editorstack.data:
            data.editor.clear_breakpoints()
    self.refresh_plugin()
