D13099: piano_composition, add undo feature

Sat May 26 10:10:50 UTC 2018

amankumargupta closed this revision.
amankumargupta added a comment.

  Commit link: https://cgit.kde.org/gcompris.git/commit/?h=gsoc_aman_piano_activities&id=01848b910be4b52601f916a3661f4d0869e6888a

REPOSITORY
  R2 GCompris

REVISION DETAIL
  https://phabricator.kde.org/D13099

To: amankumargupta, #gcompris_activities, jjazeix
Cc: kde-edu, #gcompris_activities, himanshuvishwakarma, harrymecwan, ganeshredcobra, nityanandkumar, echarruau, rahulyadav, narvaez, scagarwal, apol, timotheegiet, hkaelberer, jjazeix, bcoudoin
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