Adjust send_email field to multiple options.

lib/ask/engine.rb

@@ -112,6 +112,8 @@ module Ask
           end
         end
         fix_reviewer
+        AskQuestion.where(send_email: false).update_all(send_email: 0)
+        AskQuestion.where(send_email: true).update_all(send_email: 1)
         OrbitApp.registration "Ask", :type => "ModuleApp" do
           module_label "ask.ask"
           base_url File.expand_path File.dirname(__FILE__)