0.2.1 / 2014-07-10 Documentation and coverage maintenance release 0.2.0 / 2012-10.19 Defer to Number.isFinite and Number.isNaN (removes node 0.6 support) Small Cleanup 0.1.1 / 2012-06-05 Added check for Object enumerability: hasKeys 0.1.0 / 2012-05-28 First published version.