[ekiga] Removed last remnant of boost::signals version 1

[Julien Puydt <jpuydt src gnome org>]

commit 95e2daa3953355118abec5a30fb2642a105705b2
Author: Julien Puydt <jpuydt free fr>
Date:   Tue Sep 24 21:28:54 2013 +0200

    Removed last remnant of boost::signals version 1

 lib/engine/framework/scoped-connections.h |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/lib/engine/framework/scoped-connections.h b/lib/engine/framework/scoped-connections.h
index cddf557..7b2fcaa 100644
--- a/lib/engine/framework/scoped-connections.h
+++ b/lib/engine/framework/scoped-connections.h
@@ -38,9 +38,9 @@
 #define __SCOPED_CONNECTIONS_H__
 
 #include <list>
-#include <boost/signal.hpp>
+#include <boost/signals2.hpp>
 
-/* The boost signals library has several tricks to disconnect connections on signals
+/* The boost signals2 library has several tricks to disconnect connections on signals
  * automatically, namely :
  * - inherit from boost::signals2::trackable, which is good to get rid of
  * connnections to a dying object ;