Add a failing records test.

Records are being printed as plain maps.  Issue #2.

When a record instance and a hash map have the same keys and values they are
considered not equal, but no diff is generated.  Issue #2.

test/pjstadig/humane_test_output/records_test.clj

@@ -0,0 +1,10 @@
+(ns pjstadig.humane-test-output.records-test
+  (:use [clojure.test]))
+
+(defrecord ARecord [foo])
+
+(deftest t-records
+  (testing "these should not print as plain maps"
+    (is (= (->ARecord :foo) (->ARecord :bar))))
+  (testing "there should be a diff here"
+    (is (= (->ARecord :foo) {:foo :foo}))))