Fix for #37: playbackRate method and property
Fix for #37: playbackRate method and property

.tubeplayer('playbackRate')
.tubeplayer('playbackRate', 2)
.tubeplayer('data').availablePlaybackRates

CarlRaymond/jQuery-TubePlayer-Plugin,CarlRaymond/jQuery-TubePlayer-Plugin,nirvanatikku/jQuery-TubePlayer-Plugin,nirvanatikku/jQuery-TubePlayer-Plugin,nirvanatikku/jQuery-TubePlayer-Plugin,html2k/jQuery-TubePlayer-Plugin,CarlRaymond/jQuery-TubePlayer-Plugin,html2k/jQuery-TubePlayer-Plugin,html2k/jQuery-TubePlayer-Plugin