[CACHE] fix README

IndraGunawan · IndraGunawan · commit bf22e85cad9c · 2017-05-25T00:25:35.000+07:00
diff --git a/README.md b/README.md
@@ -7,3 +7,12 @@ low overhead so that caching is fastest. It ships with a few caching adapters
 for the most widespread and suited to caching backends. It also provides a
 `doctrine/cache` proxy adapter to cover more advanced caching needs and a proxy
 adapter for greater interoperability between PSR-6 implementations.
+
+Resources
+---------
+
+  * [Documentation](https://symfony.com/doc/current/components/cache.html)
+  * [Contributing](https://symfony.com/doc/current/contributing/index.html)
+  * [Report issues](https://github.com/symfony/symfony/issues) and
+    [send Pull Requests](https://github.com/symfony/symfony/pulls)
+    in the [main Symfony repository](https://github.com/symfony/symfony)
