Backport from !657

Author: thom

interface/web/sites/lib/lang/pl_ftp_sites_stats_list.lng

@@ -1,10 +1,10 @@
 <?php
-$wb['list_head_txt'] = 'FTP traffic';
-$wb['domain_txt'] = 'Domain';
-$wb['this_month_txt'] = 'This month';
-$wb['last_month_txt'] = 'Last month';
-$wb['this_year_txt'] = 'This year';
-$wb['last_year_txt'] = 'Last year';
-$wb['sum_txt'] = 'Sum (Download + Upload)';
+$wb['list_head_txt'] = 'ruch FTP';
+$wb['domain_txt'] = 'Domena';
+$wb['this_month_txt'] = 'Ten miesiąc';
+$wb['last_month_txt'] = 'Ostatni miesiąc';
+$wb['this_year_txt'] = 'Ten rok';
+$wb['last_year_txt'] = 'Ostatni rok';
+$wb['sum_txt'] = 'Suma (Download + Upload)';
 $wb['in_out_txt'] = 'DL/UL';
 ?>