Updated Drupal to 8.6. This goes with the following updates because it's possible...
[yaffs-website] / vendor / symfony / config /
drwxr-xr-x   ..
-rw-r--r-- 34 .gitignore
-rw-r--r-- 2507 CHANGELOG.md
-rw-r--r-- 1589 ConfigCache.php
-rw-r--r-- 1303 ConfigCacheFactory.php
-rw-r--r-- 974 ConfigCacheFactoryInterface.php
-rw-r--r-- 1328 ConfigCacheInterface.php
drwxr-xr-x - Definition
drwxr-xr-x - DependencyInjection
drwxr-xr-x - Exception
-rw-r--r-- 2586 FileLocator.php
-rw-r--r-- 1038 FileLocatorInterface.php
-rw-r--r-- 1065 LICENSE
drwxr-xr-x - Loader
-rw-r--r-- 638 README.md
drwxr-xr-x - Resource
-rw-r--r-- 5542 ResourceCheckerConfigCache.php
-rw-r--r-- 1271 ResourceCheckerConfigCacheFactory.php
-rw-r--r-- 1554 ResourceCheckerInterface.php
drwxr-xr-x - Tests
drwxr-xr-x - Util
-rw-r--r-- 1246 composer.json
-rw-r--r-- 884 phpunit.xml.dist