Co-authored-by: Ralf Gehrer <ralfgehrer@users.noreply.github.com>

* use Reuse Tool for Copyright and Licenses

* adapt README

* add chnaged open source libraries

* NOTICE and THIRD-PARTY-NOTICE not needed anymore with reuse tool

* add new file to dep5 file for reuse tool

* fix badge info link and add Licensing chapter again

* fix link to license within repo

* fix badge info link

* fix link to license within repo

* add info about the reuse tool and the info link about the repo compliance

* change wording

* adapt year of copyright and add modification staements

q

* add license file again to root folder

* adapt copyrights and add gradlew files to dep5 file

* add link to chapter licensing again

* fix links to LICENSE

Co-authored-by: Ralf Gehrer <ralfgehrer@users.noreply.github.com>

Closes #1378 
Fixes corona-warn-app/cwa-documentation#439

Making issue - implementation - PR process clearer

Co-authored-by: Michael Frey <michael.frey@gmx.ch>

* changed permission dialog logic for onboarding tracing fragment and onboarding notification fragment

* adjusted contributing file

* added settings notification handling to display value in settings overview

* fixed app crash during bluetooth settings navigation

* corrected wrong value from view model in tracing settings text