Improve coverart fetching
- Add more sources : deezer, discogs, gracenote, musicbrainz
- Fix local cover fetching
- Improve the cover download by using httpclient instead of just a connection
Improve coverart fetching
- Replace the whole LastFM project by a single class.
- Minor fix : Remove duplicate file names.
- Minor improve : use the class name in the log
Add Spotify album cover fetcher
Do not lookup for covers when album is not defined
Add an utility class to check for string null or empty
Minor improve : Use isNullOrEmpty to perform string checks
HTTP Robustness improve
Use AndroidHttpClient (better default settings)
Make sure always to free resources to avoid memory leaks
Remove logs
- Do not log unless DEBUG==true
Merge pull request #272 from jcnoir/feature/cover

Improve coverart fetching