Fixes problems with managing external file types (issue 5846)#5894

Merged

tobiasdiez merged 3 commits intoJabRef:masterfrom systemoperator:fix-for-issue-5846

Feb 2, 2020

+19-14

Commits on Jan 30, 2020

- edit/customize external file types: radio button for "default program"/"custom program" fixed: it now gets updated properly (binding added);
systemoperator
committed

Commits on Jan 31, 2020

cleanup + changelog
systemoperator
committed

Commits on Feb 1, 2020

revert authors
systemoperator
committed