* Don't set the DB version until after the scan completes. This way, if only a partial scan has been done, a full scan will be initiated the next time minidlna is started.
* Fix a crash bug when generating a friendly name if the hostname does not contain a dot.
* Implement folder browsing by media type.
* Add initial DLNA-compliant music album art support. (Using a <=160x160 cover.jpg, or folder.jpg, etc)