Ruby 1.9.1 is no longer supported by travis.ci, see https://gist.github.com/michaelklishin/1223640
Might as well test 1.9.2 and 1.9.3 now
Merge pull request #32 from nickhammond/travis_ruby_update

Travis ruby update
Adding basic support for Windows sorting, pagination, and filtering
Set timezone so tests pass in other TZs
Needed to add formal XML header and the namespace declaration