- try to automatically rescale base font size when on panel and maybe when manually rescaling when on desktop (?);
- simplify configuration (one or more options from below):
 - optional simple rich text editor - bold, italic, underline, font size and family (?);
 - additional simple configuration witch check boxes for date / time parts (similar to Digital Clock plasmoid configuration) (?);
 - combo box with predefined most common date / time strings, with preview (?);
- translations.
