annotate models

WARNING annotators out there, be to run bin/annotate on RAILS_ENV=test on a clean db

app/models/child_theme.rb

@@ -10,8 +10,8 @@ end
 #  id              :integer          not null, primary key
 #  parent_theme_id :integer
 #  child_theme_id  :integer
-#  created_at      :datetime
-#  updated_at      :datetime
+#  created_at      :datetime         not null
+#  updated_at      :datetime         not null
 #
 # Indexes
 #