[gtksourceviewmm] 3.21.2

[Murray Cumming <murrayc src gnome org>]

commit 687e22db7ef8a9ef5445c125ccc565c3d534faf9
Author: Murray Cumming <murrayc murrayc com>
Date:   Tue Jun 28 10:36:04 2016 +0200

    3.21.2

 NEWS         |   10 +++++++++-
 configure.ac |    2 +-
 2 files changed, 10 insertions(+), 2 deletions(-)
---
diff --git a/NEWS b/NEWS
index 1823673..a1b9421 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,12 @@
-3.18.0 (unstable):
+3.21.2 (unstable);
+
+* C++11: Markup: Deprecated operator const void*(), adding explicit operator bool().
+  (Murray Cumming)
+* Include only gtksource.h where possible.
+  This is demanded by newer versions of gtksourceview.
+  (Murray Cumming)
+
+3.18.0 (stable):
 
 * Regenerate with the latest glibmm.
 
diff --git a/configure.ac b/configure.ac
index 2137a31..a1cf78e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([gtksourceviewmm], [3.18.0],
+AC_INIT([gtksourceviewmm], [3.21.2],
         [http://bugzilla.gnome.org/enter_bug.cgi?product=gtksourceviewmm],
         [gtksourceviewmm], [http://projects.gnome.org/gtksourceviewmm/])
 AC_PREREQ([2.62])