Removed non-ascii characters from the release notes

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@1339142 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/RELEASE_NOTES.txt b/RELEASE_NOTES.txt
index 05c6496..d514c84 100644
--- a/RELEASE_NOTES.txt
+++ b/RELEASE_NOTES.txt
@@ -28,7 +28,7 @@
 * [HTTPCLIENT-1186] State of newly created connections in the connection pool is not always 
   correctly updated potentially allowing those connections to be leased to users with a different 
   security context. 
-  Contributed by Ralf Pöhlmann <rpn at methodpark.de> 
+  Contributed by Ralf Poehlmann <rpn at methodpark.de> 
 
 * [HTTPCLIENT-1179] Upgraded Commons Codec dependency to version 1.6
   Contributed by Oleg Kalnichevski <olegk at apache.org>