[gtkmm] Notebook: Add detach_tab().

[Murray Cumming <murrayc src gnome org>]

commit 3f2c733eef7cbc5503b3b9b05b10b79703e3b13f
Author: Murray Cumming <murrayc murrayc com>
Date:   Tue Sep 15 10:49:57 2015 +0200

    Notebook: Add detach_tab().

 gtk/src/notebook.hg |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gtk/src/notebook.hg b/gtk/src/notebook.hg
index d5deb5c..c56d8f0 100644
--- a/gtk/src/notebook.hg
+++ b/gtk/src/notebook.hg
@@ -131,6 +131,7 @@ public:
   _WRAP_METHOD(void set_tab_reorderable(Widget& child, bool reorderable = true), 
gtk_notebook_set_tab_reorderable)
   _WRAP_METHOD(bool get_tab_detachable(Widget& child) const, gtk_notebook_get_tab_detachable)
   _WRAP_METHOD(void set_tab_detachable(Widget& child, bool detachable = true), 
gtk_notebook_set_tab_detachable)
+  _WRAP_METHOD(void detach_tab(Widget& child), gtk_notebook_detach_tab)
 
   _WRAP_METHOD(Widget* get_action_widget(PackType pack_type = PACK_START), gtk_notebook_get_action_widget)
   _WRAP_METHOD(void set_action_widget(Widget* widget, PackType pack_type = PACK_START), 
gtk_notebook_set_action_widget)