[DB] Added MBID for tracks

src/metadata/AvFormat.cpp

@@ -185,6 +185,12 @@ AvFormat::parse(const boost::filesystem::path& p, Items& items)
 		{
 			items.insert( std::make_pair(MetaData::Type::MusicBrainzAlbumID, stringTrim( stringToUTF8(it->second)) ));
 		}
+		else if (boost::iequals(it->first, "MusicBrainz Release Track Id")
+			|| boost::iequals(it->first, "MUSICBRAINZ_RELEASETRACKID")
+			|| boost::iequals(it->first, "MUSICBRAINZ_TRACKID"))
+		{
+			items.insert( std::make_pair(MetaData::Type::MusicBrainzTrackID, stringTrim( stringToUTF8(it->second)) ));
+		}
 	}
 
 	return true;

src/metadata/MetaData.hpp

@@ -47,6 +47,7 @@ namespace MetaData
 		SubtitleStreams,	// vector<SubtitleStream>
 		MusicBrainzArtistID,	// string
 		MusicBrainzAlbumID,	// string
+		MusicBrainzTrackID,	// string
 	};
 
 	// Used by Streams