ssh: Allow root to use authorized_keys file (HOTFIX)
ssh: Allow root to use authorized_keys file (HOTFIX)

I broke direct root access in #176, and not having LDAP-independent methods
for administering the shell servers is problematic.

hashbang/shell-etc,hashbang/shell-etc,hashbang/shell-etc,hashbang/shell-etc,hashbang/shell-etc,hashbang/shell-etc,hashbang/shell-etc,hashbang/shell-etc