Adjust send_email field to multiple options.

app/controllers/admin/asks_controller.rb

@@ -391,7 +391,7 @@ class Admin::AsksController < OrbitAdminController
     end
     temp_params = temp_params.merge({reviewer: current_user.member_profile, review_time: DateTime.now})
     @ask_question.update_attributes(temp_params)
-    if @ask_question.send_email
+    if @ask_question.send_email?
       build_email(@ask_question)
     end