1.2.3

- Improve settings saving (bug #15213)
- Fix closing taskman with Esc (Bug #16656)
- Move legend from tooltip to hide-able statusbar (Bug #14131)
- Update copyright
- Translation Updates:
  Albanian, Arabic, Armenian (Armenia), Asturian, Basque, Belarusian,
  Bulgarian, Catalan, Chinese (China), Chinese (Hong Kong), Chinese
  (Taiwan), Croatian, Czech, Danish, Dutch, English (Australia), English
  (United Kingdom), Finnish, French, Galician, German, Greek, Hebrew,
  Hungarian, Icelandic, Indonesian, Italian, Japanese, Kazakh, Korean,
  Lithuanian, Malay, Norwegian Bokmål, Occitan (post 1500), Polish,
  Portuguese, Portuguese (Brazil), Russian, Serbian, Slovak, Spanish,
  Swedish, Telugu, Thai, Turkish, Uighur, Ukrainian
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