[mm-common] Bump version to 0.9.9

[Daniel Elstner <daniel src gnome org>]

commit 044370431154905189f3ea0c5808965331aee1cb
Author: Daniel Elstner <daniel kitta gmail com>
Date:   Fri Aug 21 14:09:58 2015 +0200

    Bump version to 0.9.9
    
    * configure.ac (AC_INIT): Version 0.9.9.  This may become 1.0.0
    for the actual release.
    * NEWS: Start entry for new version.

 NEWS         |    5 +++++
 configure.ac |    2 +-
 2 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/NEWS b/NEWS
index 7cf2546..277ca1e 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,8 @@
+mm-common 0.9.9 (2015-08-21) UNRELEASED
+
+  * Fix install-time rewrite of documentation tag references with
+    newer Doxygen versions.  (Daniel Elstner)
+
 mm-common 0.9.8 (2015-07-15)
 
   * Add the MM_AX_CXX_COMPILE_STDCXX_11() m4 macro,
diff --git a/configure.ac b/configure.ac
index 6f04c7b..ebbd3d6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -15,7 +15,7 @@
 ## You should have received a copy of the GNU General Public License
 ## along with mm-common.  If not, see <http://www.gnu.org/licenses/>.
 
-AC_INIT([mm-common], [0.9.8], [https://bugzilla.gnome.org/enter_bug.cgi?product=mm-common],
+AC_INIT([mm-common], [0.9.9], [https://bugzilla.gnome.org/enter_bug.cgi?product=mm-common],
         [mm-common], [http://www.gtkmm.org/])
 AC_PREREQ([2.59])
 AC_CONFIG_SRCDIR([util/mm-common-prepare.in])