Papers 48.9
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* Bug fixes:
  - #517 Saved image files are empty (Lucas Baudin)
  - #536 Print dialog says "Manage Custom Sizes" for Paper Size every time (Prasun Gera)
  - !718 libview: Correct zoom in odd left dual page mode (Colin Kinloch)
  - #632 Scrolling in presentation mode skips pages (Qiu Wenbo)

* Translation updates:
  - British English (Andi Chandler)