[RELEASE] Released version 1.5.3

Released version 1.5.3 with the following main changes :
    - DOC: fix typo in Unix Socket commands
    - BUG/MEDIUM: connection: fix memory corruption when building a proxy v2 header
    - BUG/MEDIUM: ssl: Fix a memory leak in DHE key exchange
    - DOC: mention that Squid correctly responds 400 to PPv2 header
    - BUG/MINOR: http: base32+src should use the big endian version of base32
    - BUG/MEDIUM: connection: fix proxy v2 header again!
diff --git a/CHANGELOG b/CHANGELOG
index 3bfeafc..e388c0b 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,14 @@
 ChangeLog :
 ===========
 
+2014/07/25 : 1.5.3
+    - DOC: fix typo in Unix Socket commands
+    - BUG/MEDIUM: connection: fix memory corruption when building a proxy v2 header
+    - BUG/MEDIUM: ssl: Fix a memory leak in DHE key exchange
+    - DOC: mention that Squid correctly responds 400 to PPv2 header
+    - BUG/MINOR: http: base32+src should use the big endian version of base32
+    - BUG/MEDIUM: connection: fix proxy v2 header again!
+
 2014/07/12 : 1.5.2
     - BUG/MEDIUM: backend: Update hash to use unsigned int throughout
     - BUG/MINOR: ssl: Fix external function in order not to return a pointer on an internal trash buffer.