Fixes #3785 Removing txt records from reverse zone

dns/admin/systems/services/dns/class_DNS.inc

@@ -281,6 +281,7 @@ class DNS
       $newRDn = "zoneName=".$zone['ReverseZone'].",".$base;
       $rObj   = $obj;
       $rObj['zoneName'] = $zone['ReverseZone'];
+      unset($rObj['tXTRecord']); /* Remove TXT records from reverse zone */
       $add[$newRDn]     = $rObj;
 
       /* Remove currently managed zone from oldZones.

dns/admin/systems/services/dns/class_serviceDNSeditZoneEntries.inc

@@ -358,7 +358,7 @@ class servDNSeditZoneEntries extends plugin
     $ldap = $this->config->get_ldap_link();
     $ldap->cd ($this->config->current['BASE']);
 
-    /* move follwoing entries */
+    /* move following entries */
     foreach ($tmp['move'] as $src => $dst) {
       $this->move($src, $dst);
     }