D28819: [KRichTextEdit] Always treat key press as single modification in undo stack

[Igor Poboiko]

poboiko edited the summary of this revision.

REPOSITORY
  R310 KTextWidgets

REVISION DETAIL
  https://phabricator.kde.org/D28819

To: poboiko, #frameworks, mlaurent
Cc: kde-frameworks-devel, LeGast00n, cblack, michaelh, ngraham, bruns