Adding reblogs, favourites, improving atom generation

db/migrate/20160223171800_create_favourites.rb

@@ -0,0 +1,12 @@
+class CreateFavourites < ActiveRecord::Migration
+  def change
+    create_table :favourites do |t|
+      t.integer :account_id, null: false
+      t.integer :status_id, null: false
+
+      t.timestamps null: false
+    end
+
+    add_index :favourites, [:account_id, :status_id], unique: true
+  end
+end