-+ Added HttpMessage::fromEnv(int type[, string class_name = "HttpMessage"]) (Clay Loveless)
-+ Added --enable-http-persistent-handles (Clay Loveless)
++ Added 'retrycount' and 'retrydelay' request options
++ Added libevent support for libcurl (>= 7.16.0):
+ o added --with-http-curl-libevent configure option
+ o added HttpRequestPool::enableEvents()