FIX: Fixed crash in demo project that would occur when trying to access “Local Music Library” in simulator (fixes #38).
FIX: Fixed crash in demo project that would occur when trying to access “Local Music Library” in simulator (fixes #38).

royalwang/DOUAudioStreamer,zhouwude/DOUAudioStreamer,cute/DOUAudioStreamer,hjw6160602/DOUAudioStreamer,ycaihua/DOUAudioStreamer,hjw6160602/DOUAudioStreamer,jonesgithub/DOUAudioStreamer,douban/DOUAudioStreamer,QiuZhiFei/DOUAudioStreamer,xuanyi0627/DOUAudioStreamer,NghiaTranUIT/DOUAudioStreamer,eyu1988/DOUAudioStreamer,jonesgithub/DOUAudioStreamer,xuanyi0627/DOUAudioStreamer,xuanyi0627/DOUAudioStreamer,royalwang/DOUAudioStreamer,eyu1988/DOUAudioStreamer,NghiaTranUIT/DOUAudioStreamer,QiuZhiFei/DOUAudioStreamer,Learn-IOS/DOUAudioStreamer,douban/DOUAudioStreamer,royalwang/DOUAudioStreamer,ycaihua/DOUAudioStreamer,cute/DOUAudioStreamer,Learn-IOS/DOUAudioStreamer,zhantss/DOUAudioStreamer,sunfei/DOUAudioStreamer,NghiaTranUIT/DOUAudioStreamer,zhouwude/DOUAudioStreamer,sunfei/DOUAudioStreamer,zhantss/DOUAudioStreamer,talkmate/DOUAudioStreamer,hjw6160602/DOUAudioStreamer,talkmate/DOUAudioStreamer,sunfei/DOUAudioStreamer