Merge pull request #55 from perftools/UNIQUE_ID

Author: glensc

src/ProfilingData.php

@@ -31,22 +31,24 @@ public function getProfilingData(array $profile)
         }
 
         $allowedServerKeys = array(
-            'PHP_SELF',
-            'SERVER_ADDR',
-            'SERVER_NAME',
-            'REQUEST_METHOD',
-            'REQUEST_TIME',
-            'REQUEST_TIME_FLOAT',
-            'QUERY_STRING',
             'DOCUMENT_ROOT',
+            'HTTPS',
             'HTTP_HOST',
             'HTTP_USER_AGENT',
-            'HTTPS',
+            'PATH_INFO',
+            'PHP_AUTH_USER',
+            'PHP_SELF',
+            'QUERY_STRING',
             'REMOTE_ADDR',
             'REMOTE_USER',
-            'PHP_AUTH_USER',
-            'PATH_INFO',
+            'REQUEST_METHOD',
+            'REQUEST_TIME',
+            'REQUEST_TIME_FLOAT',
+            'SERVER_ADDR',
+            'SERVER_NAME',
+            'UNIQUE_ID',
         );
+
         $serverMeta = array_intersect_key($_SERVER, array_flip($allowedServerKeys));
 
         $meta = array(