[gtk+] Trivial typography improvement

[Matthias Clasen <matthiasc src gnome org>]

commit d5531da7f8ab13823a5d63aa7b75bc4e0c2d2371
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Oct 2 22:37:37 2014 -0400

    Trivial typography improvement
    
    Use an em dash instead of -- in documentation.

 gtk/gtkbuilder.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkbuilder.c b/gtk/gtkbuilder.c
index b07ee5e..320c3e6 100644
--- a/gtk/gtkbuilder.c
+++ b/gtk/gtkbuilder.c
@@ -128,7 +128,7 @@
  * in the local xml fragment and objects exposed via
  * gtk_builder_expose_object().
  * 
- * In general, GtkBuilder allows forward references to objects --
+ * In general, GtkBuilder allows forward references to objects —
  * declared in the local xml; an object doesn’t have to be constructed
  * before it can be referred to. The exception to this rule is that an
  * object has to be constructed before it can be used as the value of