Update gherkin dependency to version 2.4.1
Update gherkin dependency to version 2.4.1

openeducation/travis-ci,fxposter/travis-ci,fxposter/travis-ci,flores/travis-ci,flores/travis-ci,openeducation/travis-ci,flores/travis-ci,fxposter/travis-ci,openeducation/travis-ci