This member is added by an implicit conversion from WebSocketExtension to
any2stringadd[WebSocketExtension] performed by method any2stringadd in scala.Predef.
This member is added by an implicit conversion from WebSocketExtension to
ArrowAssoc[WebSocketExtension] performed by method ArrowAssoc in scala.Predef.
This member is added by an implicit conversion from WebSocketExtension to
StringFormat[WebSocketExtension] performed by method StringFormat in scala.Predef.
This member is added by an implicit conversion from WebSocketExtension to
ArrowAssoc[WebSocketExtension] performed by method ArrowAssoc in scala.Predef.
A websocket extension as defined in http://tools.ietf.org/html/rfc6455#section-4.3