Major: 0.0.17

New Features:
1. Add artist list item, artist list model, artist view.
2. Add sort data signals.
3. Add showInGraphicalShell function into KNGlobal for browse file.

Updates:
1. Move picture data from Name to Time caption.
2. KNMusicViewer will contains all the proxy model.
3. The Context Menu function move to KNMusicViewer.
4. Music viewer menu now can action when the current file is changed.

Bug Fixed:
1. Fixed image format read bug in ID3v2 reading, but still work bad.