pep8
Backport pull-req https://github.com/jquerytools/jquerytools/pull/873 and
  apply in other jquerytools files too: Fix API of outerWidth and outerHeight
  to ensure jQuery 1.8.x compatibility. This change is backwards compatible at
  least to 1.4, since jquerytools used the API incorrectly. See jQuery 1.4 API
  doc:
  http://web.archive.org/web/20100210083046/http://api.jquery.com/outerWidth/