Added vendor directory to source control

vendor/react/event-loop/examples/13-http-client-blocking.php

@@ -0,0 +1,31 @@
+<?php
+
+use React\EventLoop\Loop;
+
+require __DIR__ . '/../vendor/autoload.php';
+
+// connect to www.google.com:80 (blocking call!)
+// for illustration purposes only, should use react/socket instead
+$stream = stream_socket_client('tcp://www.google.com:80');
+if (!$stream) {
+    exit(1);
+}
+stream_set_blocking($stream, false);
+
+// send HTTP request
+fwrite($stream, "GET / HTTP/1.1\r\nHost: www.google.com\r\nConnection: close\r\n\r\n");
+
+// wait for HTTP response
+Loop::addReadStream($stream, function ($stream) {
+    $chunk = fread($stream, 64 * 1024);
+
+    // reading nothing means we reached EOF
+    if ($chunk === '') {
+        echo '[END]' . PHP_EOL;
+        Loop::removeReadStream($stream);
+        fclose($stream);
+        return;
+    }
+
+    echo $chunk;
+});