* upstream/master:
  Revert "Revert "Fix: bibkey generated does not handle diacritics" (#4741)" (#4742)
  Revert "Fix: bibkey generated does not handle diacritics" (#4741)
  Rename method to removeUnwantedCharacters
  Remove the dashes from test case
  Remove -s from key
  Update test cases
  Filter unwanted characters before removing whitespaces
  Fix NotOnJavaFXThread exception for remote import
  Remove old swing-based tests
  Extract authN method
  Shift cleaning of authString to authN only
  Clean key in BracketedPattern after author value is retrieved

…erbibtexkey

* upstream/master: (827 commits)
  [#4306] Disable renaming (#4727)
  Feature: implement search filter in show preferences (#4759)
  Enable import button only if entry selected (#4761)
  Improve Remote messaging (#4760)
  Add changelog entry for #4520
  Modifications to improve contrast of UI elements (#4758)
  Rework external changes dialog in JavaFX (#4693)
  Changes the title of Group Dialog to Add subgroup when adding a new subgroup (#4757)
  Optimize data fetching (#4520)
  Adds a browse button next to the path text field for aux-based groups (#4743)
  Saving changes and exiting application (#4729)
  Code optimized and created a reusable method to get writer output (#4750)
  Bump mvvmfx from 1.7.0 to 1.8.0 (#4747)
  Bump guava from 27.0.1-jre to 27.1-jre (#4748)
  Bump mvvmfx-validation from 1.7.0 to 1.8.0 (#4749)
  Remove obsolete swing components in Preferences and OpenOffice (#4740)
  Move library specific key pattern dialog call to library menu (#4744)
  Revert "Revert "Fix: bibkey generated does not handle diacritics" (#4741)" (#4742)
  Revert "Fix: bibkey generated does not handle diacritics" (#4741)
  Rename method to removeUnwantedCharacters
  ...