Bug fix (#18)

* Fixes Dropbox connection and slow reading from network disk

* Oups, forgot french release notes

* Fixes a bug in  the dialog for generating periodic operations.

* Fixes crash on startup when set to Arabic

* Improved reliability of line breaks in .sh scripts

* Fixes incompatibilities with java 6

0.21.2 (#12)

* Italian translation of some secondary files registered in several languages and not versioned on Crowdin

* Increments version in pom

* Fixes import does not work anymore

* Adds test on saving ImporterParameters in preferences

* Makes Sonar analisys run on push on all branches

* Adds lang attribute in some HTML files

Co-authored-by: Marco <magliano32@gmail.com>
Co-authored-by: Jean-Marc Astesana <jean-marc.astesana@renault.com>

Fixes missing english translation + removes Lombok from package

Adds updater.jar that was removed by mistake...