Merge branch '5.3' into 5.4

* 5.3:
  [HttpClient] Fix handling thrown \Exception in \Generator in MockResponse
  [DebugBundle] Add missing README
  [String] Fix requiring wcswitch table several times

Author: fancyweb

README.md

@@ -0,0 +1,13 @@
+DebugBundle
+===========
+
+DebugBundle provides a tight integration of the Symfony VarDumper component and
+the ServerLogCommand from MonologBridge into the Symfony full-stack framework.
+
+Resources
+---------
+
+ * [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)

composer.json

@@ -1,7 +1,7 @@
 {
     "name": "symfony/debug-bundle",
     "type": "symfony-bundle",
-    "description": "Provides a tight integration of the Symfony Debug component into the Symfony full-stack framework",
+    "description": "Provides a tight integration of the Symfony VarDumper component and the ServerLogCommand from MonologBridge into the Symfony full-stack framework",
     "keywords": [],
     "homepage": "https://symfony.com",
     "license": "MIT",