director: Moved all i_fatal()s to preinit stage. This avoids a wrongly configured director process from rapidly respawning.
director: Moved all i_fatal()s to preinit stage.
This avoids a wrongly configured director process from rapidly respawning.

dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot,dscho/dovecot