[RELEASE] Released version 1.5.17

Released version 1.5.17 with the following main changes :
    - BUG/MINOR: log: Don't use strftime() which can clobber timezone if chrooted
    - BUG/MINOR: conf: "listener id" expects integer, but its not checked
    - BUG/MAJOR: Fix crash in http_get_fhdr with exactly MAX_HDR_HISTORY headers
    - DOC: "addr" parameter applies to both health and agent checks
    - DOC: timeout client: pointers to timeout http-request
    - DOC: typo on stick-store response
    - DOC: typo: ACL subdir match
    - DOC: typo: maxconn paragraph is wrong due to a wrong buffer size
    - DOC: typo: req.uri is now replaced by capture.req.uri
    - DOC: fix "needed" typo
    - BUG/MINOR : allow to log cookie for tarpit and denied request
    - BUG/MAJOR: channel: fix miscalculation of available buffer space (2nd try)
    - DOC: fix discrepancy in the example for http-request redirect
diff --git a/doc/configuration.txt b/doc/configuration.txt
index 26b1f0e..6c7c33c 100644
--- a/doc/configuration.txt
+++ b/doc/configuration.txt
@@ -2,9 +2,9 @@
                                 HAProxy
                           Configuration Manual
                          ----------------------
-                             version 1.5.16
+                               version 1.5
                              willy tarreau
-                               2016/03/13
+                               2016/04/13
 
 
 This document covers the configuration language as implemented in the version