updated nginx return string

Author: s-archer

nginx.conf

@@ -7,7 +7,7 @@ http {
 
         location /capture-headers {
             add_header Content-Type "text/plain";
-            return 200 "Request Headers:\n\n$host$request_uri\n\n$http_*";
+            return 200 "Request Headers:\n\n$host$request_uri\n\n$headers_in";
             proxy_buffering off;
             # These two should be the same or nginx will start writing 
             # large request bodies to temp files