[nautilus] batch-rename-dialog: add plural support for strings

[Alexandru-Ionut Pandelea <alexpandelea src gnome org>]

commit df6dd263fe1c6ccdb88b1d659e8074fe7c857a54
Author: Alexandru Pandelea <alexandru pandelea gmail com>
Date:   Tue Aug 30 16:41:10 2016 +0300

    batch-rename-dialog: add plural support for strings
    
    The title of the dialog didn't have plural support.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=770594

 src/nautilus-batch-rename-dialog.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/src/nautilus-batch-rename-dialog.c b/src/nautilus-batch-rename-dialog.c
index 798a069..a8193e6 100644
--- a/src/nautilus-batch-rename-dialog.c
+++ b/src/nautilus-batch-rename-dialog.c
@@ -3221,7 +3221,9 @@ nautilus_batch_rename_dialog_new (GList             *selection,
                                   GTK_WINDOW (window));
 
     dialog_title = g_string_new ("");
-    g_string_append_printf (dialog_title, "Rename %d Files", g_list_length (selection));
+    g_string_append_printf (dialog_title,
+                            ngettext ("Rename %d File", "Rename %d Files", g_list_length (selection)),
+                            g_list_length (selection));
     gtk_window_set_title (GTK_WINDOW (dialog), dialog_title->str);
 
     nautilus_batch_rename_dialog_initialize_actions (dialog);