system/archlinux: pacman.conf: don't ignore ode, xmoto has been updated.
system/verbatim-files: vimrc: fix delete-to-nowhere keybinding.
user/miscellanea: bash_profile: do not use $GREP_OPTIONS due to deprecation.
system/verbatim-files: systemd/timesyncd.conf: update.
system/verbatim-files: systemd/system.conf: update, enable CPU/memory/block accounting.
system/verbatim-files: sudoers: update.
system/verbatim-files: ssh/sshd_config: prefer new key types.
system: verbatim-files: systemd/system/htop@.service: explicitly set $HOME=/root for htop to use root's config.
system/archlinux: *.conf: update for i686.