-+ Added HttpMessage::fromEnv(int type[, string class_name = "HttpMessage"]) (Clay Loveless)
-+ Added --enable-http-persistent-handles (per-process persistent cURL handles) (Clay Loveless)
-+ Added http_persistent_handles_count(), http_persistent_handles_clean([string name]), http_persistent_handles_ident([string ident])
+* Fixed bug #10151 (build fails dynamic linking on Mac OS X)
+* Allow setting the "proxyhost" request option to an empty string,
+ which lets curl ignore any environment settings
+* Allow unsetting request options by passing NULL:
+ $request->setOptions(array("option" => NULL));