Discogs releases parse

app/models/genre.rb

@@ -0,0 +1,2 @@
+class Genre < ActiveRecord::Base
+end

app/models/style.rb

@@ -0,0 +1,2 @@
+class Style < ActiveRecord::Base
+end

app/models/track.rb

@@ -1,4 +1,4 @@
 class Track < ActiveRecord::Base
   belongs_to :album
-  belongs_to :artist, :through => :track_artists
+  has_many :artists, :through => :track_artists
 end