configures acts_as_votable [#9]

db/migrate/20150717180105_acts_as_votable_migration.rb

@@ -0,0 +1,22 @@
+class ActsAsVotableMigration < ActiveRecord::Migration
+  def self.up
+    create_table :votes do |t|
+
+      t.references :votable, :polymorphic => true
+      t.references :voter, :polymorphic => true
+
+      t.boolean :vote_flag
+      t.string :vote_scope
+      t.integer :vote_weight
+
+      t.timestamps
+    end
+
+    add_index :votes, [:voter_id, :voter_type, :vote_scope]
+    add_index :votes, [:votable_id, :votable_type, :vote_scope]
+  end
+
+  def self.down
+    drop_table :votes
+  end
+end