* Added MessageQueue::waitMessage().
* Changed ParameterList::getParameterValue() to return the boolean result.
* Fixed HTTPResponse::getStatusLineString() to return the status string normally.
* Added a new ThreadList class.
* Added MessageQueue::clear().
* Changed Vector::clear() to return the result.
* Added a new HTTPMessageQueue class.
* Added a new HTTPWorkerThread class instead HTTPServerThrea class.
* Removed Vector::erase().
Fixed HTTPServer to delete the socket instance.
Fixed HTTPRequest to delete the socket instance.