Rename --unfiltered to --all

lib/dns.sh

@@ -207,7 +207,7 @@ dns_zone_views() {
 dns_zone() {
   local zone=$1
   local view=$2
-  local unfiltered=${3:-false}
+  local all=${3:-false}
 
   local keyfile
   _get_keyfile keyfile "$zone" "$view" || return $?
@@ -234,7 +234,7 @@ dns_zone() {
   local query='.'
   local rtypes="[]"
 
-  if ! $unfiltered; then
+  if ! $all; then
     query='[ .[] | select(.type | IN($rtypes[])) ]'
     rtypes=$(printf "%s\n" "${DNS_RECORD_TYPES[@]}" | bash_array_to_json)
   fi