Remember doubleTwist? (Probably almost as well as you remember India.Arie and Nikka Costa, but more on that later.) The player made a bit of a name for itself in the pre-Play Music days -- based as much on the default Android music app's shortcomings as its own strengths. Over the years, as the need for a third-party media manager has waned, doubleTwist has fought to remain relevant by piling on features. To its own detriment, however, many of them remain