3.20.1
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* Plug a memory leak [Aaron; #735705]

Contributors:
  Aaron Plattner

Translations:
  Daniel Korostil [uk], Matej Urbančič [sl], Inaki Larranaga Murgoitio [eu],
  Cheng-Chia Tseng [zh_TW], Fabio Tomat [fur], Trần Ngọc Quân [vi],
  YunQiang Su [zh_CN], Marek Černocký [cs], Arash Mousavi [fa],
  Alexander Shopov [bg], Khaled Hosny [ar]