Fix docs build

Author: ddeboer

Resources/doc/reference/configuration/headers.rst

@@ -307,7 +307,7 @@ not under your control.
     This is a custom header. You need to set up your caching proxy to respect
     this header. See the FOSHttpCache documentation
     :ref:`for Varnish <foshttpcache:varnish configuration>` or
-    :ref:`for the Symfony HttpCache <foshttpcache:symfony cache configuration>`.
+    :ref:`for the Symfony HttpCache <foshttpcache:symfony httpcache configuration>`.
 
 To use the custom TTL, specify the option ``reverse_proxy_ttl`` in the headers
 section:

Resources/doc/reference/configuration/proxy-client.rst

@@ -136,6 +136,8 @@ The default proxy client that will be used by the cache manager. You can
 *configure Nginx, Varnish and Symfony proxy clients in parallel*. There is
 however only one cache manager and it will only use the default client.
 
+.. _custom HTTP client:
+
 Custom HTTP Client
 ------------------
 
@@ -151,5 +153,3 @@ Caching Proxy Configuration
 You need to configure your caching proxy (Varnish or Nginx) to work with this
 bundle. Please refer to the :ref:`FOSHttpCache library’s documentation <foshttpcache:proxy-configuration>`
 for more information.
-
-.. _Guzzle client: http://guzzle3.readthedocs.org/