Updated release notes for HttpAsyncClient 4.1.3 release

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/branches/4.1.x@1781749 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/NOTICE.txt b/NOTICE.txt
index b45be98..b98ba5e 100644
--- a/NOTICE.txt
+++ b/NOTICE.txt
@@ -1,5 +1,5 @@
 Apache HttpComponents AsyncClient
-Copyright 2010-2016 The Apache Software Foundation
+Copyright 2010-2017 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/RELEASE_NOTES.txt b/RELEASE_NOTES.txt
index 92b9702..758f10c 100644
--- a/RELEASE_NOTES.txt
+++ b/RELEASE_NOTES.txt
@@ -1,3 +1,28 @@
+Release 4.1.3
+-------------------
+
+This is a maintenance release that fixes a number of minor issues discovered since 4.1.2 and upgrades
+HttpCore and HttpClient dependencies.
+
+Changelog
+-------------------
+
+* HttpCore upgraded to version 4.4.6
+
+* HttpClient upgraded to version 4.5.3
+
+* [HTTPASYNC-110] Default exchange handler fails to correctly re-use fully established tunnelled connection
+  leased from the pool when CONNECT request results in 407 over connection that cannot be kept alive.
+  Contributed by Oleg Kalnichevski <olegk at apache.org>
+
+* [HTTPASYNC-116] Correct cancellation of client message exchange.
+  Contributed by Oleg Kalnichevski <olegk at apache.org>
+
+* Fix HttpAsyncMethods#createPost/createPut(URI,byte[],ContentType): set entity to request
+  Contributed by Dmitry Potapov <dpotapov at yandex-team.ru>
+
+
+
 Release 4.1.2
 -------------------