[foodcritic] use [cucumber] for syntax checker and cucumber use [nokogiri]. `libxslt-dev` and `libxml2-dev` are [requirements of nokogiri].


[foodcritic]:https://github.com/acrmp/foodcritic
[cucumber]:https://github.com/cucumber/cucumber
[nokogiri]:https://github.com/sparklemotion/nokogiri
[requirements of nokogiri]:https://github.com/sparklemotion/nokogiri#requirements