Merge remote-tracking branch 'origin/3.3.x' into 4.0.x

samples/server/petstore/php-symfony/SymfonyBundle-php/.gitignore

@@ -0,0 +1,54 @@
+# ref: https://github.com/github/gitignore/blob/master/Symfony.gitignore
+
+# Cache and logs (Symfony2)
+/app/cache/*
+/app/logs/*
+!app/cache/.gitkeep
+!app/logs/.gitkeep
+
+# Email spool folder
+/app/spool/*
+
+# Cache, session files and logs (Symfony3)
+/var/cache/*
+/var/logs/*
+/var/sessions/*
+!var/cache/.gitkeep
+!var/logs/.gitkeep
+!var/sessions/.gitkeep
+
+# Parameters
+/app/config/parameters.yml
+/app/config/parameters.ini
+
+# Managed by Composer
+/app/bootstrap.php.cache
+/var/bootstrap.php.cache
+/bin/*
+!bin/console
+!bin/symfony_requirements
+/vendor/
+
+# Assets and user uploads
+/web/bundles/
+/web/uploads/
+
+# PHPUnit
+/app/phpunit.xml
+/phpunit.xml
+
+# Build data
+/build/
+
+# Composer PHAR
+/composer.phar
+
+# Backup entities generated with doctrine:generate:entities command
+**/Entity/*~
+
+# Embedded web-server pid file
+/.web-server-pid
+
+# From root gitignore
+/Tests/cache/
+/Tests/logs/

samples/server/petstore/php-symfony/SymfonyBundle-php/Resources/config/services.yml

@@ -14,10 +14,10 @@ services:
         class: OpenAPI\Server\Model\ModelSerializer
 
     open_apiserver.service.serializer:
-        class: %open_apiserver.serializer%
+        class: '%open_apiserver.serializer%'
 
     open_apiserver.service.validator:
-        class: %open_apiserver.validator%
+        class: '%open_apiserver.validator%'
 
     open_apiserver.controller.pet:
         class: OpenAPI\Server\Controller\PetController

samples/server/petstore/php-symfony/SymfonyBundle-php/composer.json

@@ -22,7 +22,7 @@
         "ext-mbstring": "*",
         "symfony/validator": "*",
         "jms/serializer-bundle": "*",
-        "symfony/framework-bundle": "^2.3|^3.0"
+        "symfony/framework-bundle": "^2.3|^3.0|^4.1"
     },
     "require-dev": {
         "phpunit/phpunit": "~4.8",