Get rid of collect_files.sh
Based on this comment https://gitlab.labs.nic.cz/turris/reforis/foris-js/merge_requests/64#note_135095.
Self sign-up has been disabled due to increased spam activity. If you want to get access, please send an email to a project owner (preferred) or at gitlab(at)nic(dot)cz. We apologize for the inconvenience.
Based on this comment https://gitlab.labs.nic.cz/turris/reforis/foris-js/merge_requests/64#note_135095.