* modules/rosenthal/packages/dns.scm (dnsmasq-china-list): Update to 0-19.c7ed419.
* modules/rosenthal/packages.scm (rosenthal-disable-updater?): New procedure.
* etc/committer.scm: New file. * etc/manifests/all-packages.scm: New file. * etc/manifests/auto-update.scm: New file. * etc/manifests/manual-update.scm: New file. * etc/manifest.scm: Delete file.