[gtk+] gtkapplication.c: Add missing "Since" tag

[Javier JardÃn <jjardon src gnome org>]

commit c958667a9277ab91834bb184bb24ab4cfff3be33
Author: Javier JardÃn <jjardon gnome org>
Date:   Thu Jan 12 12:58:56 2012 +0000

    gtkapplication.c: Add missing "Since" tag

 gtk/gtkapplication.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkapplication.c b/gtk/gtkapplication.c
index 8a6a1db..95a5e8e 100644
--- a/gtk/gtkapplication.c
+++ b/gtk/gtkapplication.c
@@ -721,6 +721,8 @@ gtk_application_class_init (GtkApplicationClass *class)
  * The application id must be valid. See g_application_id_is_valid().
  *
  * Returns: a new #GtkApplication instance
+ *
+ * Since: 3.0
  */
 GtkApplication *
 gtk_application_new (const gchar       *application_id,