+0.12 2010-01-07 17:50 UTC
+ + Fix : Work around Kwalitee test misfailures.
+ + Tst : Test thread safety.
+
+0.11 2009-03-10 16:25 UTC
+ + Chg : Perl 5.6 is required.
+ + Doc : Some formatting cleanup.
+ + Tst : Check that the returned values look like numbers.
+ + Upd : META.yml spec updated to 1.4.
+