Send soa_edit_api so we don't need to worry about serials anymore. Also, add it as a default to the dist config

includes/config.inc.php-dist

@@ -23,6 +23,7 @@ $templates[] = array(
 );
 */
 
+$defaults['soa_edit_api'] = 'INCEPTION-INCREMENT';
 $defaults['defaulttype'] = 'Master';                    # Choose between 'Native' or 'Master'
 $defaults['primaryns']   = 'unconfigured.primaryns';    # The value of the first NS-record
 $defaults['secondaryns'] = 'unconfigured.secondaryns';  # The value of the second NS-record

zones.php

@@ -177,6 +177,7 @@ if ($action == "list" or $action== "listslaves") {
             } else {
                 _jtable_respond(null, 'error', "Not enough data: ".print_r($_POST, 1));
             }
+            $vars['soa_edit_api'] = $defaults['SOA-EDIT'];
         }
         $vars['name'] = $_POST['name'];
         $vars['kind'] = $_POST['kind'];