++ Added HTTP 'protocol' version request option. (Ilia)
++ Added optional class_name param to HttpMessage::fromString()
++ Added HttpMessage::toMessageTypeObject(), HttpMessage::detach(), HttpMessage::prepend()
++ Added Iterator interface to HttpMessage
++ Added http_get_request_body_stream()
++ Added HttpQueryString class
+
+- Don't pretend anylonger to understand 'compress' Content-Encoding
+- Sending an User-Agent can now be prevented by setting 'useragent' to NULL or empty string. (Ilia)
+- Changed http_redirect() to PHPs behaviour by default
+- Changed configure to enable curl and zlib functionality by default
+- Changed http_build_url() to accept a flag that defines what parts and how they are replaced/merged