[#6441] Add a manual Deliverable#status

db/migrate/019_add_status_to_deliverables.rb

@@ -0,0 +1,10 @@
+class AddStatusToDeliverables < ActiveRecord::Migration
+  def self.up
+    add_column :deliverables, :status, :string
+    add_index :deliverables, :status
+  end
+
+  def self.down
+    remove_column :deliverables, :status
+  end
+end