code: function removeAllTracks(tracks, token, count, callback) {
      var track = tracks[count];
  
      if (!track) {
          return callback('done');
      }
  
      var options = {
          id: track.id,
          oauth_token: token.oauth_token
      };
  
      removeTrack(options).then(function (track) {
          if (DEBUG_MODE_ON) {
              console.log('removeTrack, ', track);
          }
          count = count + 1;
          removeAllTracks(tracks, token, count, callback)
      }).catch(function (err) {
          console.log('ERROR: removeTrack, ', err);
          count = count + 1;
          removeAllTracks(tracks, token, count, callback)
      })
  }
docs: Remove all tracks for a account.
  
  @param tracks
  @param token
  @param count
  @param callback