Expose score on matching records.

Note this checks that each match has an owner to handle matches whose
owners aren't in the caller's scope.

lib/fuzzily/model.rb

@@ -60,7 +60,11 @@ def _matches_for_trigrams(trigrams)
             group('owner_id, owner_type').
             order('matches DESC, score ASC').
             with_trigram(trigrams).
-            map(&:owner)
+            map do |t|
+              owner = t.owner
+              owner.instance_eval "def fuzzily_score; #{t.score}; end" if owner
+              owner
+            end
         end
 
         def _add_fuzzy_scopes