mozilla-appmaker/appmaker — pull request #2013 by flukeout (2014-08-20 20:22:12+00:00)
Title: Timer sound fix.

Timer no longer emits a "ding" after deleting it while it's running.

STR
* add a timer brick
* tap it to start the timer
* it will ding when finished
* tap it again
* before it finishes, delete the brick
* there will be no ding