2.0.13+2
2.0.13+2

Fix some issues for IOS
Fix android crash issue
florent37/Flutter-AssetsAudioPlayer,florent37/Flutter-AssetsAudioPlayer,florent37/Flutter-AssetsAudioPlayer,florent37/Flutter-AssetsAudioPlayer,florent37/Flutter-AssetsAudioPlayer,florent37/Flutter-AssetsAudioPlayer