13.1.0

• Server:
  • Properly translated error pages (@veloman-yunkan #1032)
  • Properly translated search result page (@veloman-yunkan #1046)
  • Default UI language is resolved in frontend (@veloman-yunkan #1044)
  • Better support of older Web browsers by polyfilling replaceAll() (@veloman-yunkan #1054)
• New API to migrate bookmarks between books (@mgautierfr #1043)
• Fixed compilation on Haiku OS (@Begasus #1048)