Fix [JACKSON-867], missing Export-Package header

diff --git a/ant/build-osgi.xml b/ant/build-osgi.xml
index 08e9f93..2d0ba75 100644
--- a/ant/build-osgi.xml
+++ b/ant/build-osgi.xml
@@ -98,6 +98,7 @@
 org.codehaus.jackson.map.deser.impl;version=${IMPL_VERSION},
 org.codehaus.jackson.map.deser.std;version=${IMPL_VERSION},
 org.codehaus.jackson.map.exc;version=${IMPL_VERSION},
+org.codehaus.jackson.map.ext;version=${IMPL_VERSION},
 org.codehaus.jackson.map.introspect;version=${IMPL_VERSION},
 org.codehaus.jackson.map.jsontype;version=${IMPL_VERSION},
 org.codehaus.jackson.map.jsontype.impl;version=${IMPL_VERSION},
@@ -198,6 +199,7 @@
 org.codehaus.jackson.map.deser.impl;version=${IMPL_VERSION},
 org.codehaus.jackson.map.deser.std;version=${IMPL_VERSION},
 org.codehaus.jackson.map.exc;version=${IMPL_VERSION},
+org.codehaus.jackson.map.ext;version=${IMPL_VERSION},
 org.codehaus.jackson.map.introspect;version=${IMPL_VERSION},
 org.codehaus.jackson.map.jsontype;version=${IMPL_VERSION},
 org.codehaus.jackson.map.jsontype.impl;version=${IMPL_VERSION},
diff --git a/release-notes/CREDITS b/release-notes/CREDITS
index f4e8394..c69cbcb 100644
--- a/release-notes/CREDITS
+++ b/release-notes/CREDITS
@@ -928,3 +928,8 @@
 Sébastien R:
   * Reported [JACKSON-842] ArrayIndexOutOfBoundsException when skipping C-style comments
    [1.9.8]
+
+Duncan Bloem:
+  * Reported [JACKSON-867]  missing Export-Package header for
+   "org.codehaus.jackson.map.ext"
+   [1.9.10]
diff --git a/release-notes/VERSION b/release-notes/VERSION
index 5fcc5d4..3ee3393 100644
--- a/release-notes/VERSION
+++ b/release-notes/VERSION
@@ -8,6 +8,8 @@
 
 Fixes:
   * [JACKSON-855]: add StackOverflowError as root cause
+  * [JACKSON-867]: missing Export-Package header for "org.codehaus.jackson.map.ext"
+   (reported by Duncan B)
   * [Issue#57]: Allow serialization of JDK proxy types
   * [Issue#71]: java.util.concurrent.ConcurrentNavigableMap support was failing