Add some initial client stuff

examples/Client.cpp

@@ -0,0 +1,16 @@
+#include "Client.h"
+#include <iostream>
+
+int main() {
+    uWS::Client({
+    .open = [](/*auto *ws*/) {
+        std::cout << "Hello and welcome to client" << std::endl;
+    },
+    .message = [](/*auto *ws, auto message*/) {
+
+    },
+    .close = [](/*auto *ws*/) {
+        std::cout << "bye" << std::endl;
+    }
+    }).connect("ws://localhost:3000").run();
+}