Renamed to docbook 5 export
removed old layout files

* upstream/master:
  update junit to release (#4320)

use lastName only in docbook5
use new docbook template
favor composition over inheritance
add docbook version enum

* upstream/master: (54 commits)
  Update README.md (#4419)
  Fix generate bibtex key overwrite warning dialog (#4418)
  Fix group hit counter when adding entries (#4413)
  Update README.md
  fix java.nio.file.FileSystemNotFoundException and reorganize code (#4416)
  fixed an issue where corresponding groups are sometimes not highlighted when clicking on entries (#4404)
  Add a few journal abbreviations (#4412)
  Fix display of radio buttons (#4411)
  Update issue templates
  Delete ISSUE_TEMPLATE.md
  Update issue templates
  Integrate mrdlib redesign (#4361)
  fix "save" button in preference dialog not response (#4406)
  show dialog before creating entry (#4405)
  Scrollbar invisible in Preferences -> BibTex Key Pattern (#4287) (#4398)
  Updates (#4402)
  Fixes for all mods exporter tests (#4396)
  Fix EntryType dialog not closed after generate button (#4390)
  Make rank image narrower (#4395)
  Fix showing multiple icons for one menu entry - fixes #4384 (#4392)
  ...

* upstream/master:
  Add submodule pull to circle ci and fix theme loading css (#4443)
  fix groups drag and drop (#4439)
  Convert merge entries dialog to JavaFX (#4410)
  Fix ArrayIndexOutOfBoundsException on second pdf import (#4426)
  Fix radiobuttons in preference menu (#4409)
  Add citation styles as git submodule (#4431)
  Fix highlight color of selected text and progress bar (#4420)
  Fix two new issues
  Fix Violations of Always Use Braces (#4400)
  Delete PreferencesService.java.orig
  Add JabRef icon to installer and change watermark to JabRef (#4421)
  Checkstyle: force braces around code blocks

* upstream/master:
  Bump junit-pioneer from 0.2.2 to 0.3.0 (#4451)
  Add Depandabot badge
  Emphasize that users should try out the newest version before reporting a bug
  Add a preference to add files in entry editor (#4408)

* upstream/master:
  Change location of some fields in the entry editor (#4448)
  Bump applicationinsights-core from 2.2.0 to 2.2.1 (#4488)
  Added feature to add server timezone when connecting to shared database (#4483)
  Bump applicationinsights-logging-log4j2 from 2.2.0 to 2.2.1 (#4487)
  fix save button
  Update archunit from 0.9.1 -> 0.9.2
  Fix move to group always moves first entry (#4457)
  Add eprint cleanup (#4445)
  respect preference state (#4468)
  Set auto-update checkbox enable/disable when reading preferences (#4446)
  Improve MathSciNet fetcher and add ISBN fetcher to entry editor toolbar  (#4444)
  New translations JabRef_en.properties (German) (#4455)
  New Crowdin translations (#4454)
  Fix error in l10n file: Toogle -> Toggle (#4453)
  Remove depandabot

User lower case formatter for \entrytype

convert tab character to spaces