message: removed faulty play single command implementation
diff: @@ -410,36 +410,7 @@ class PlaybackState {
  }
  @action.bound
  - playCommand(command, jumpToNext) {
  - if (!this.isPlaying) {
  - const playCommand = action(() => {
  - this.runId = ''
  - this.noStatisticsEffects = true
  - this.jumpToNextCommand = jumpToNext
  - this.errors = 0
  - this.forceTestCaseFailure = false
  - this.aborted = false
  - this.currentRunningTest = UiState.selectedTest.test
  - this.runningQueue = [command]
  - this.isSingleCommandRunning = true
  - this.play().then(() => {
  - this.isSingleCommandRunning = false
  - })
  - })
  - this.beforePlaying(playCommand)
  - } else {
  - const queue = this.runningQueue
  - const currentExecutingCommandNode = this.currentExecutingCommandNode
  - this.isSingleCommandRunning = true
  - playSingleCommand(command).then(
  - action(() => {
  - this.isSingleCommandRunning = false
  - this.runningQueue = queue
  - this.currentExecutingCommandNode = currentExecutingCommandNode
  - })
  - )
  - }
  - }
  + playCommand() {}
  emitPlaybackStarted(cb) {
  return PluginManager.emitMessage(
  