Fixed: Caret possibly out of viewport if pressed BACKSPACE/DEL and Webkit/Blink custom handler is involved.
Changelog entry.
Merge branch 't/11960'
Changelog and API docs cleanup.
Fixed: No context menu entry on right-click in Webkit/Blink (Mac).
Made the code more straightforward.
Changelog entry.

Conflicts:
	CHANGES.md
Merge branch 't/11306b'
Fixed changelog entry.
Fixed: Alignment labels inside of Image2 dialog are not translated.
Updated language files with new missing keyword.
Changelog entry.
Merge branch 't/11957'
Init nested widgets after setting data in nested editable.
We don't need this hack any more.
Added note to initOnAll about nested widgets.
Simplified nested widgets dev sample, added console.
Changelog entry.
Merge branch 't/12000'
Find handler to be reused only in wrapper's children.