Notable changes:

• Added Server::Request::remote_endpoint(), and deprecated Request::remote_endpoint_address() and Request::remote_endpoint_port()
  
• Added handler to start and accept_and_run that is called after the server is accepting connections
  
• Async client request handlers are now called multiple times if response content is larger than Config::max_response_streambuf_size
  
• Client now also attempts to reconnect if writing request to server fails
  
• Cleanup of timeout handling: timeouts are no longer reset on partial reads and sends
  
• Fixed failure of synchronous client request calls in multiple threads
  
• Corrected client response parsing when response contained header field Connection: close
  
• Corrected chunked transfer read where first bytes in a chunk could be erroneously removed
  
• Corrected removal of chunk end when receiving larger chunks
  
• Fixed chunk transfer read when only end of chunk remains unread
  
• Added fallback to IPv4 if IPv6 is not supported