Update rack-protection dependency to version 1.1.2
Update rack-protection dependency to version 1.1.2

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