Fix structured error creation if attributes don't match; write match status to database

db/migrate/20170719133351_add_match_to_structured_error_attribute.rb

@@ -0,0 +1,5 @@
+class AddMatchToStructuredErrorAttribute < ActiveRecord::Migration
+  def change
+    add_column :structured_error_attributes, :match, :boolean
+  end
+end