move emoji formatter to a better location

localizations updated

Merge branch 'devel' of https://github.com/tinode/ios into devel

mention ukrainian

bug fix: acs change applied correctly

imported localizations

localizations imported

Handle {meta del} in MessageVC.

Make deleted messages disappear.

Handle video ended event in video preview player.

(cherry picked from commit 1ac7b7d)

Fix avatar upload.