Updated Drupal to 8.6. This goes with the following updates because it's possible...
[yaffs-website] / vendor / symfony / http-kernel / Tests /
drwxr-xr-x   ..
drwxr-xr-x - Bundle
drwxr-xr-x - CacheClearer
drwxr-xr-x - CacheWarmer
-rw-r--r-- 7037 ClientTest.php
drwxr-xr-x - Config
drwxr-xr-x - Controller
drwxr-xr-x - ControllerMetadata
drwxr-xr-x - DataCollector
drwxr-xr-x - Debug
drwxr-xr-x - DependencyInjection
drwxr-xr-x - Event
drwxr-xr-x - EventListener
drwxr-xr-x - Exception
drwxr-xr-x - Fixtures
drwxr-xr-x - Fragment
drwxr-xr-x - HttpCache
-rw-r--r-- 15053 HttpKernelTest.php
-rw-r--r-- 35089 KernelTest.php
drwxr-xr-x - Log
-rw-r--r-- 2056 Logger.php
drwxr-xr-x - Profiler
-rw-r--r-- 1206 TestHttpKernel.php
-rw-r--r-- 2366 UriSignerTest.php