Add fixed improvement issue

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1187349 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/configadmin/changelog.txt b/configadmin/changelog.txt
index afd4ec3..23041bf 100644
--- a/configadmin/changelog.txt
+++ b/configadmin/changelog.txt
@@ -10,6 +10,9 @@
     * [FELIX-3046] - Empty array configuration value is read as null after restart
     * [FELIX-3175] - RankingComparator results in wrong results
 
+** Improvement
+    * [FELIX-3180] - Provide MessageFormat based logging method
+
 ** Task
     * [FELIX-3176] - Implement Configuration Admin 1.4 changes