-+ Classes HttpMessage and HttpRequestPool implements Countable if SPL is available
-+ Class HttpMessage implements Serializable if PHP version is greater or equal to 5.1
++ Added INI setting http.force_exit which can be used to disable script termination
+ in case of redirects and positive cache hits (instead, standard output will be discarded)
++ Classes HttpMessage and HttpRequestPool implement Countable if PHP >= 5.1 with SPL is available
++ Class HttpMessage implements Serializable if PHP >= 5.1 is available
+
+* Fixed a bug that caused a warning about an invalid curl handle at HttpRequestPool destruction
+* Fixed a bug with http_get_request_headers() modifying $_SERVER array
+* Fixed a bug which required "=" in Content-Range response message headers
+* Fixed a bug with directly setting HttpMessage property values