Implements Vod::TcpClient.
Fixes memory leak in Vod::Request.
Continues work on Vod::TcpPull::ControlConnection.
Corrects minor mistake in Vod::TcpPull::ControlConnection::requestEventAction().
Implements Vod::NetEvents classes.
Events on data socket call methods in control connection socket.
Closes connections if client talks or when exception occurs on data connection.