MediaLibrary 0.4.0

This is a release aiming at being used by VLC for Android 3.1.0

It contains many fixes and improvements, including but not limited to:
- Support for network devices
- Lazy loading for the thumbnails
- Better artwork management
- Support for subtitle tracks
- Support duplicated content in playlists
- Add search support for playlists
- List content by folders
- No history limit
- Better removable device management
- Better win32 support

And many other fixes & improvements.

This release uses the database model v14
This tag has no release notes.