ActionHelper to test for present file#6151

Merged

tobiasdiez merged 10 commits intoJabRef:masterfrom calixtus:fix_koppor_430

Apr 17, 2020

+93-32

Commits on Mar 18, 2020

Added ActionHelper to test for present file
calixtus
committed

Commits on Mar 24, 2020

Commits on Mar 28, 2020

Commits on Apr 6, 2020

Merge remote-tracking branch 'upstream/master' into fix_koppor_430
calixtus
committed
Fixed issues about opening an online link and applied some suggestions of IntelliJ
calixtus
committed

Commits on Apr 13, 2020

Commits on Apr 14, 2020

Merge remote-tracking branch 'upstream/master' into fix_koppor_430
calixtus
committed