Allow user to creates named auth keys with token

app/models/key.rb

@@ -0,0 +1,7 @@
+class Key < ActiveRecord::Base
+  belongs_to :user
+
+  has_secure_token :token
+
+  validates :name, presence: true
+end

app/models/user.rb

@@ -4,6 +4,7 @@ class User < ActiveRecord::Base
   attr_reader :password
 
   has_many :playlists
+  has_many :keys
 
   validates :email,
     presence: true,