[gtranslator] Correctly set msgstr_label in priv instance

[Seán de Búrca <sdeburca src gnome org>]

commit a61a9d24d15673f88ee22284ca39b89eab621822
Author: Seán de Búrca <leftmostcat gmail com>
Date:   Thu Sep 5 14:34:44 2013 -0600

    Correctly set msgstr_label in priv instance

 src/gtr-tab.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/gtr-tab.c b/src/gtr-tab.c
index f761513..26c7864 100644
--- a/src/gtr-tab.c
+++ b/src/gtr-tab.c
@@ -766,6 +766,7 @@ gtr_tab_class_init (GtrTabClass * klass)
   gtk_widget_class_bind_template_child_private (widget_class, GtrTab, text_msgid);
   gtk_widget_class_bind_template_child_private (widget_class, GtrTab, text_plural_scroll);
   gtk_widget_class_bind_template_child_private (widget_class, GtrTab, text_msgid_plural);
+  gtk_widget_class_bind_template_child_private (widget_class, GtrTab, msgstr_label);
   gtk_widget_class_bind_template_child_private (widget_class, GtrTab, trans_notebook);
   gtk_widget_class_bind_template_child_private (widget_class, GtrTab, context);
 }