Cache album pics to mongo & listen url & check if track in db

rails/test/functional/track_controller_test.rb

@@ -0,0 +1,8 @@
+require 'test_helper'
+
+class TrackControllerTest < ActionController::TestCase
+  # Replace this with your real tests.
+  test "the truth" do
+    assert true
+  end
+end