add debug statement

booking.earlyaccess_admin.inc

@@ -57,6 +57,7 @@ function booking_earlyaccess_generate_codes() {
   //get the number of codes we need to have available from variable_get('booking_earlyaccess_codes_count')
   $num_codes_to_add = variable_get('booking_earlyaccess_codes_count', 0) - $num_codes_available;
   //add required number of codes to database table
+  watchdog('booking_debug', "Creating $num_codes_to_add early access codes.");
 
 	//use the multi-insert query type at https://drupal.org/node/310079
 	$insert_query = db_insert('booking_regn_earlyaccess_codes')
@@ -74,6 +75,7 @@ function booking_earlyaccess_generate_codes() {
     ));
   }
 	$insert_query->execute();
+  return t("Created $num_codes_to_add early access codes.");
 }
 
 /**