Update hoptoad_notifier dependency to version 2.4.10
Update hoptoad_notifier dependency to version 2.4.10

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