/*
* Get various information about the current song.
*
* This method raises an Xmms::Error exception if XMMS is not running.
*
* Returns an array of bitrate, frequency, and numchannels,
* respectively.
*
* Examples:
* info = remote.info
* rate, freq, nch = remote.info
*
*/
static VALUE xr_info(VALUE self) {