[LMP] Removed unused func declaration.
[LMP] LocalCollectionStorage::GetTracksPaths().
[LMP] Don't try setting mtime on a file if it isn't present.
[LMP] Set file mtime on addition.
[LMP] Removed useless header.
[LMP] Code style fixes.
[LMP] Debug output on failing album finding.
[LMP] Just append artist albums if they are present.