May 2019 update: HardenedBSD, tzdata, NS

- closes #32: support HardenedBSD
 - adds support for defined nameservers in new jails (up to three)
 - adds support for defined nameserver options (eg; options edns0 rotate)
 - adds support for defined tzdata in new jails (eg; America/Denver, etc/UTC)
 - adds support for dynamic hw.machine/hw.machine_arch downloads
 - new jails now output default rc.conf settings (sysrc) at creation
 - no longer use freebsd_dist_fetch.sh; replaced with simpler fetch

usr/local/share/bastille/update.sh

@@ -49,6 +49,11 @@ fi
 
 RELEASE=$1
 
+if [ ! -z "$(freebsd-version | grep -i HBSD)" ]; then
+    echo -e "${COLOR_RED}Not yet supported on HardenedBSD.${COLOR_RESET}"
+    exit 1
+fi
+
 if [ -d "${bastille_releasesdir}/${RELEASE}" ]; then
     freebsd-update -b "${bastille_releasesdir}/${RELEASE}" fetch install --currently-running ${RELEASE}
 else