setup license and less wild test-unit version specification
allow to specify RAILS_VERSION with the Gemfile
(c) 2014
integration testing Rails 4.x style
make sure Rails 4.x (integration) testing can lve with test-unit instead of minitest
work-around 'iconv' library required but not available in 1.9 mode (Rails 2.3.x)
bundle gem nokogiri
seems it's best to use a different testing framework gem based on Rails version :kill:
test-unit for < 4.0 otherwise minitest + setup XML parser on 4.x since it's been removed
need a custom handler for 4.x to unwrap the introduced ParserError
travis-ci + README update