Browsing Polish translation

removed 5.7
label = make_label(_("_Range:"), 0, 0.5);
gtk_grid_attach (GTK_GRID (group_grid), label, 1, row, 1, 1);
widget = make_daterange(label, DATE_RANGE_CUSTOM_HIDDEN);
data->CY_daterange_wal = widget;
gtk_grid_attach (GTK_GRID (group_grid), widget, 2, row, 1, 1);

row++;