Merge branch '2.3' into 2.6

* 2.3:
  link to https://symfony.com where possible
  [FrameworkBundle] Added missing log in server:run command
  [HttpFoundation] Allow curly braces in trusted host patterns
  [profiler][security] check authenticated user by tokenClass instead of username.
  Use https://symfony.com/search for searching

Conflicts:
	src/Symfony/Bundle/FrameworkBundle/Test/WebTestCase.php
	src/Symfony/Component/Form/README.md
	src/Symfony/Component/Intl/README.md
	src/Symfony/Component/Routing/composer.json
	src/Symfony/Component/Security/README.md
	src/Symfony/Component/Translation/README.md
	src/Symfony/Component/Validator/README.md

Author: fabpot

composer.json

@@ -3,7 +3,7 @@
     "type": "library",
     "description": "Symfony DependencyInjection Component",
     "keywords": [],
-    "homepage": "http://symfony.com",
+    "homepage": "https://symfony.com",
     "license": "MIT",
     "authors": [
         {
@@ -12,7 +12,7 @@
         },
         {
             "name": "Symfony Community",
-            "homepage": "http://symfony.com/contributors"
+            "homepage": "https://symfony.com/contributors"
         }
     ],
     "require": {