[FFmpeg-cvslog] avutil: fix version macros doxygen module

[Timothy Gu]

ffmpeg | branch: master | Timothy Gu <timothygu99 at gmail.com> | Fri Jul  4 11:06:42 2014 -0700| [0201ce002cb7b8e0de9eb0e1f33baa945c28ad45] | committer: Michael Niedermayer

avutil: fix version macros doxygen module

Without this patch, "Library Version Macros" module is not visible on
libavutil homepage in `make apidoc`.

Signed-off-by: Timothy Gu <timothygu99 at gmail.com>
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0201ce002cb7b8e0de9eb0e1f33baa945c28ad45
---

 libavutil/avutil.h  |    6 ++++++
 libavutil/version.h |    2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index ba6bb02..e6ebb6c 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -151,6 +151,12 @@
  * @{
  *
  * @}
+ *
+ * @defgroup version_utils Library Version Macros
+ *
+ * @{
+ *
+ * @}
  */
 
 
diff --git a/libavutil/version.h b/libavutil/version.h
index 918ac2c..3524151 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -24,7 +24,7 @@
 #include "macros.h"
 
 /**
- * @defgroup version_utils Library Version Macros
+ * @addtogroup version_utils
  *
  * Useful to check and match library version in order to maintain
  * backward compatibility.