Add missing basic constructor

ClutterText should have an empty constructor, mostly for
bindings to use, that just proxies call to g_object_new()
without setting any property.

clutter/clutter-text.c

@@ -1407,6 +1407,12 @@ clutter_text_init (ClutterText *self)
   init_mappings (self); /* FIXME: free */
 }
 
+ClutterActor *
+clutter_text_new (void)
+{
+  return g_object_new (CLUTTER_TYPE_TEXT, NULL);
+}
+
 ClutterActor *
 clutter_text_new_full (const gchar        *font_name,
                        const gchar        *text,

clutter/clutter-text.h

@@ -78,6 +78,7 @@ struct _ClutterTextClass
 
 GType clutter_text_get_type (void) G_GNUC_CONST;
 
+ClutterActor *        clutter_text_new                 (void);
 ClutterActor *        clutter_text_new_full            (const gchar        *font_name,
                                                         const gchar        *text,
                                                         const ClutterColor *color);