our commission is now shown on cart page

front-api/db/migrate/20150614043952_add_commission_to_item_in_cart.rb

@@ -0,0 +1,5 @@
+class AddCommissionToItemInCart < ActiveRecord::Migration
+  def change
+    add_column :item_in_carts, :commision, :decimal
+  end
+end

front-api/db/migrate/20150614050336_rename_commission_in_item_in_cart.rb

@@ -0,0 +1,6 @@
+class RenameCommissionInItemInCart < ActiveRecord::Migration
+  def change
+  	remove_column :item_in_carts, :commision
+    add_column :item_in_carts, :commission, :decimal
+  end
+end