Merge branch 'refs/heads/54'

# Conflicts: # admin/src/HomePage.ts # admin/src/InstalledPlugins.ts # admin/src/VfsMenuBar.ts # central.json # dev-plugins.md # frontend/src/FilterBar.ts # frontend/src/fileMenu.ts # frontend/src/icons.ts # frontend/src/show.ts # package-lock.json # package.json # shared/dialogs.ts # shared/index.ts # src/api.vfs.ts # src/const.ts # src/cross.ts # src/github.ts # src/langs/hfs-lang-fi.json # src/nat.ts # src/perm.ts # src/upload.ts # tests/config.yaml