2.0.0: Update libraries in response to Google's requirements.

1.4.1: improve file choosing

1.4.0: update for new android

1.2.10: add settings of fixed 44.1kHz for converting High-res to mp3, based on User Advice

1.2.7: add settings of mono/stereo and mp3/m4a and 32kbps, based on User Advice

1.1.21: add a feature of editing filename, title, album and artist of converted files, based on User Advice