message: reset state correctly when playing command
diff: @@ -75,6 +75,9 @@ class PlaybackState {
  this.jumpToNextCommand = jumpToNext;
  this.paused = false;
  this.currentPlayingIndex = 0;
  + this.errors = 0;
  + this.hasFailed = false;
  + this.aborted = false;
  this.currentRunningTest = UiState.selectedTest.test;
  this.runningQueue = [command];
  this.isPlaying = true;
  