Added "Functional" web-browser test page to verification

If there's a better way to test this, let me know.  Since the handler reverse-engineers the Wildfire protocol, this was the easiest way to verify functionality.

tests/Monolog/Functional/Handler/FirePHPHandlerTest.php

@@ -0,0 +1,30 @@
+<?php
+
+/*
+ * This file is part of the Monolog package.
+ *
+ * (c) Jordi Boggiano <j.boggiano@seld.be>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+spl_autoload_register(function($class)
+{
+    $file = __DIR__.'/../../../../src/'.strtr($class, '\\', '/').'.php';
+    if (file_exists($file)) {
+        require $file;
+        return true;
+    }
+});
+
+use Monolog\Logger;
+use Monolog\Handler\FirePHPHandler;
+
+$logger = new Logger('firephp');
+$logger->pushHandler(new FirePHPHandler);
+
+$logger->addDebug('Debug');
+$logger->addInfo('Info');
+$logger->addWarning('Warning');
+$logger->addError('Error');