`TWebsocketClient`
pl	ro	OnSendHandShake
pl	ro	OnHandshakeResponse
pl	ro	OnMessageReceived
pl	ro	OnDisconnect
pl	ro	OnConnect
pl	ro	OnControl

`TCustomWebsocketClient`
		OnSendHandShake
		OnHandshakeResponse
		OnMessageReceived
		OnDisconnect
		OnConnect
		OnControl