Papers 48.2
----------------
* Bug fixed:
  - #290 Temporary downloaded files are not cleared on close (Qiu Wenbo)
  - #334 Exiting fullscreen dragging the headerbar doesn't cause the window
    controls to reappear (Qiu Wenbo)
  - !532 Clamp the signing selection to the selected page area (Marco Trevisan)
  - #416 Cannot open a document on a specific page from terminal (Qiu Wenbo)

* Translation updates:
  - Hebrew (Yosef Or Boczko)
  - Russian (Artur S0)
  - Czech (Daniel Rusek)
  - Brazilian Portuguese (Alvaro Burns)
  - Georgian (Ekaterine Papava)
  - Chinese (China) (lumingzh)
  - Persian (Danial Behzadi)
  - Portuguese (Hugo Carvalho)
  - Ukrainian (Yuri Chornoivan)
  - Slovenian (Martin S.)