2.0.0

• Removed: Request::createFromPHPRequest. This is now handled by
  Sapi::getRequest.

2.0.0-alpha6

• Added: Asynchronous HTTP client. See examples/asyncclient.php.
• Fixed: Issue #4: Don't escape colon (:) when it's not needed.
• Fixed: Fixed a bug in the content negotation script.
• Fixed: Fallback for when CURLOPT_POSTREDIR is not defined (mainly for hhvm).
• Added: The Request and Response object now have a __toString() method that
  serializes the objects into a standard HTTP message. This is mainly for
  debugging purposes.
• Changed: Added Response::getStatusText(). This method returns the
  human-readable HTTP status message. This part has been removed from
  Response::getStatus(), which now always returns just the status code as an
  int.
• Changed: Response::send() is now Sapi::sendResponse($response).
• Changed: Request::createFromPHPRequest is now Sapi::getRequest().
• Changed: Message::getBodyAsStream and Message::getBodyAsString were added. The
  existing Message::getBody changed it's behavior, so be careful.

2.0.0-alpha5

• Added: HTTP Status 451 Unavailable For Legal Reasons. Fight government
  censorship!
• Added: Ability to catch and retry http requests in the client when a curl
  error occurs.
• Changed: Request::getPath does not return the query part of the url, so
  everything after the ? is stripped.
• Added: a reverse proxy example.

2.0.0-alpha4

• Fixed: Doing a GET request with the client uses the last used HTTP method
  instead.
• Added: HttpException
• Added: The Client class can now automatically emit exceptions when HTTP errors
  occurred.

2.0.0-alpha3

• Changed: Now depends on sabre/event package.
• Changed: setHeaders() now overwrites any existing http headers.
• Added: getQueryParameters to RequestInterface.
• Added: Util::negotiate.
• Added: RequestDecorator, ResponseDecorator.
• Added: A very simple HTTP client.
• Added: addHeaders() to append a list of new headers.
• Fixed: Not erroring on unknown HTTP status codes.
• Fixed: Throwing exceptions on invalid HTTP status codes (not 3 digits).
• Fixed: Much better README.md
• Changed: getBody() now uses a bitfield to specify what type to return.

2.0.0-alpha2

• Added: Digest & AWS Authentication.
• Added: Message::getHttpVersion and Message::setHttpVersion.
• Added: Request::setRawServerArray, getRawServerValue.
• Added: Request::createFromPHPRequest
• Added: Response::send
• Added: Request::getQueryParameters
• Added: Utility for dealing with HTTP dates.
• Added: Request::setPostData and Request::getPostData.
• Added: Request::setAbsoluteUrl and Request::getAbsoluteUrl.
• Added: URLUtil, methods for calculation relative and base urls.
• Removed: Response::sendBody

2.0.0-alpha1

• Fixed: Lots of small naming improvements
• Added: Introduction of Message, MessageInterface, Response, ResponseInterface.

Before 2.0.0, this package was built-into SabreDAV, where it first appeared in
January 2009.