As an user said today in french Joomla! forum, on Joomla! 3.4.4, web links have two "images" tabs, so adding an image is not possible. I tested and confirm. You can save, but images are not saved: if you edit, all fields remains empty.
Thanks for your help!
Patch and confirm the fix by @infograf768 fixes the problem.
@committer please mention @infograf768 thanks.
this pull is successful tested by @fontanil here: #89 (comment)
Tested OK for me too.
Thank you @zero-24! Merged.
@Kubik-Rubik Code is by @infograf768 i have just send the PR ;)