Allow user to creates named auth keys with token

db/migrate/20150504043016_create_keys.rb

@@ -0,0 +1,12 @@
+class CreateKeys < ActiveRecord::Migration
+  def change
+    create_table :keys do |t|
+      t.timestamps null: false
+      t.references :user, index: true, foreign_key: true, null: false
+      t.string :name
+      t.string :token
+    end
+
+    add_index :keys, :token, unique: true
+  end
+end