[gegl] buffer: include gegl-buffer-iterator.h from gegl-buffer.h

[Øyvind Kolås <ok src gnome org>]

commit 0273dfa52c2a52130475842e412ef7001ce3c67b
Author: �yvind Kolås <pippin gimp org>
Date:   Wed Oct 27 23:12:19 2010 +0100

    buffer: include gegl-buffer-iterator.h from gegl-buffer.h
    
    GeglBufferIterator should be available also when only including gegl.h

 gegl/buffer/gegl-buffer.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gegl/buffer/gegl-buffer.h b/gegl/buffer/gegl-buffer.h
index 76a82a0..bee1c98 100644
--- a/gegl/buffer/gegl-buffer.h
+++ b/gegl/buffer/gegl-buffer.h
@@ -434,6 +434,8 @@ void            gegl_buffer_linear_close     (GeglBuffer    *buffer,
  */
 const GeglRectangle* gegl_buffer_get_abyss  (GeglBuffer           *buffer);
 
+#include <gegl-buffer-iterator.h>
+
 /**
  */
 G_END_DECLS