Fixed file access bug in development mode

public/index.php

@@ -30,6 +30,8 @@ if (PHP_SAPI == 'cli-server') {
     $file = __DIR__ . $url['path'];
     if (is_file($file)) {
         return false;
+    } elseif (pathinfo($url['path'], PATHINFO_EXTENSION) !== "") {
+        return false;
     }
 }