Allow Symfony 4.0 (#51)

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

* DevKit updates

Author: ElectricMaxxx

.travis.yml

@@ -26,7 +26,7 @@ cache:
     - $HOME/.composer/cache/files
 
 env:
-  matrix: SYMFONY_VERSION=^3.4@dev
+  matrix: SYMFONY_VERSION=4.0.*
   global:
     - SYMFONY_DEPRECATIONS_HELPER=0
     - SYMFONY_PHPUNIT_DIR=.phpunit SYMFONY_PHPUNIT_REMOVE="symfony/yaml"
@@ -37,27 +37,22 @@ env:
 matrix:
   include:
     - php: 7.1
-      env: DEPS=dev SYMFONY_VERSION=^4.0@dev
+      env: STABILITY=dev SYMFONY_VERSION=4.0.*
     - php: 7.1
-      env: DEPS=dev SYMFONY_VERSION=^3.4@dev
+      env: STABILITY=dev COMPOSER_FLAGS="--prefer-lowest" SYMFONY_VERSION=2.8.* SYMFONY_DEPRECATIONS_HELPER=weak
     - php: 7.1
-      env: COMPOSER_FLAGS="--prefer-lowest" SYMFONY_VERSION=2.8.* SYMFONY_DEPRECATIONS_HELPER=weak
+      env: STABILITY=dev SYMFONY_VERSION=3.3.*
     - php: 7.1
-      env: SYMFONY_VERSION=3.3.*
+      env: STABILITY=dev SYMFONY_VERSION=3.4.*
     - env: TEST_INSTALLATION=true
-
   fast_finish: true
   allow_failures:
-    - php: 7.1
-      env: DEPS=dev SYMFONY_VERSION=^4.0@dev
     - env: TEST_INSTALLATION=true
 
-
 before_install:
-  - if [[ "$TRAVIS_PHP_VERSION" != "hhvm" ]]; then echo "memory_limit = -1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini; fi
   - phpenv config-rm xdebug.ini || true
   - composer self-update
-  - if [ "$DEPS" = "dev" ]; then perl -pi -e 's/^}$/,"minimum-stability":"dev"}/' composer.json; fi
+  - if ! [ -z "$STABILITY" ]; then composer config minimum-stability ${STABILITY}; composer config prefer-stable true; fi;
   - if [ "$SYMFONY_VERSION" != "" ]; then composer require symfony/symfony:${SYMFONY_VERSION} --no-update; fi
   - export BRANCH=$(if [ "$TRAVIS_PULL_REQUEST" == "false" ]; then echo $TRAVIS_BRANCH; else echo $TRAVIS_PULL_REQUEST_BRANCH; fi)
 

README.md

@@ -37,7 +37,7 @@ provide the context with which to resolve the documents.
 ## Requirements
 
 * PHP 7.1
-* Symfony 2.8 / 3.3 / ^3.4@dev
+* Symfony 2.8 / 3.3 / 3.4 / 4.0
 * See also the `require` section of [composer.json](composer.json)
 
 ## Documentation
@@ -58,7 +58,7 @@ For general support and questions, please use [StackOverflow](http://stackoverfl
 ## Contributing
 
 Pull requests are welcome. Please see our
-[CONTRIBUTING](https://github.com/symfony-cmf/symfony-cmf/blob/master/CONTRIBUTING.md)
+[CONTRIBUTING](https://github.com/symfony-cmf/blob/master/CONTRIBUTING.md)
 guide.
 
 Unit and/or functional tests exist for this package. See the

composer.json

@@ -10,25 +10,25 @@
         }
     ],
     "require": {
-        "php": "^5.6|^7.0",
-        "symfony/framework-bundle": "^2.8|^3.3",
-        "symfony/options-resolver": "^2.8|^3.3",
+        "php": "^7.1",
+        "symfony/framework-bundle": "^2.8 || ^3.3 || ^4.0",
+        "symfony/options-resolver": "^2.8 || ^3.3 || ^4.0",
         "symfony-cmf/resource": "^1.0",
-        "symfony/symfony": "^3.4@dev"
+        "symfony/symfony": "^2.8 || ^3.3 || ^4.0"
     },
     "require-dev": {
         "symfony-cmf/testing": "^2.1@dev",
-        "symfony/phpunit-bridge": "^3.2",
+        "symfony/phpunit-bridge": "^3.3 || ^4.0",
         "doctrine/phpcr-odm": "^1.4|^2.0"
     },
-    "minimum-stability":"dev",
-    "prefer-stable": true,
     "suggest": {
         "doctrine/phpcr-odm": "To enable support for the PHPCR ODM documents (^1.3)",
         "doctrine/phpcr-bundle": "To enable support for the PHPCR ODM documents"
     },
     "autoload": {
-        "psr-4": { "Symfony\\Cmf\\Bundle\\ResourceBundle\\": "src/" }
+        "psr-4": {
+            "Symfony\\Cmf\\Bundle\\ResourceBundle\\": "src/"
+        }
     },
     "autoload-dev": {
         "psr-4": {