message.rb in hackathon_manager-0.9.0

- old
+ new

@@ -1,5 +1,7 @@
 class Message < ApplicationRecord
+  self.inheritance_column = nil # To enable using "type" field
+
   validates_presence_of :name, :subject, :template
   validates_presence_of :body, if: :using_default_template?
 
   strip_attributes
 