Requirements:
- Setup->Basic Setup->Recursive DNS Resolving (Unbound) checked
- Administration->Management->JFFS2 Support->Internal Flash Storage->Enable selected
- Services->Services->Secure Shell->SSHd->Enable selected (needed only during installation)
jffs/ca-certificates.crt is copied from Arch Linux (which, in turn, is based on Fedora package)
install.sh assumes router's IP to be 192.168.1.1 (edit if necessary). Files are installed to JFFS partition. jffs/etc/unbound.conf redirects all requests to CloudFlare's 1.1.1.1