///
/// This classes exposes the underlying TCP socket's descriptor for each
/// connection via connect and close callbacks. This is done to permit the
-/// sockets to be monitored for IO readiness by external code that something
+/// sockets to be monitored for IO readiness by external code that's something
/// other than boost::asio (e.g.select() or epoll()), and would thus otherwise
/// starve the client's IOService and cause a backlog of ready event handlers.
///