Update Composer, update everything

vendor/grasmash/yaml-expander/scenarios/symfony2/.gitignore

@@ -0,0 +1,2 @@
+vendor
+composer.lock

vendor/grasmash/yaml-expander/scenarios/symfony2/composer.json

@@ -0,0 +1,61 @@
+{
+    "name": "grasmash/yaml-expander",
+    "description": "Expands internal property references in a yaml file.",
+    "type": "library",
+    "require": {
+        "php": ">=5.4",
+        "symfony/yaml":                   "^2.8.11|^3|^4",
+        "dflydev/dot-access-data":        "^1.1.0"
+    },
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Matthew Grasmick"
+        }
+    ],
+    "minimum-stability": "stable",
+    "autoload": {
+        "psr-4": {
+            "Grasmash\\YamlExpander\\":        "src/"
+        }
+    },
+    "require-dev": {
+        "greg-1-anderson/composer-test-scenarios": "^1",
+        "phpunit/phpunit": "^4.8|^5.5.4",
+        "satooshi/php-coveralls": "^1.0.2|dev-master",
+        "squizlabs/php_codesniffer": "^2.7",
+        "symfony/console": "^2.8"
+    },
+    "scripts": {
+        "cs": "phpcs -n --standard=PSR2 src tests --exclude=Generic.Files.LineLength",
+        "cbf": "phpcbf -n --standard=PSR2 src tests --exclude=Generic.Files.LineLength",
+        "unit": "phpunit",
+        "lint": [
+            "find src -name '*.php' -print0 | xargs -0 -n1 php -l",
+            "find tests -name '*.php' -print0 | xargs -0 -n1 php -l"
+        ],
+        "test": [
+            "@lint",
+            "@unit",
+            "@cs"
+        ],
+        "scenario": "scenarios/install",
+        "post-update-cmd": [
+            "create-scenario symfony4 'symfony/console:^4.0'",
+            "create-scenario symfony2 'symfony/console:^2.8' --platform-php '5.4' --no-lockfile"
+        ]
+    },
+    "config": {
+        "optimize-autoloader": true,
+        "sort-packages": true,
+        "platform": {
+            "php": "5.4"
+        },
+        "vendor-dir": "../../vendor"
+    },
+    "extra": {
+        "branch-alias": {
+            "dev-master": "1.x-dev"
+        }
+    }
+}

vendor/grasmash/yaml-expander/scenarios/symfony2/src

@@ -0,0 +1 @@
+../../src

vendor/grasmash/yaml-expander/scenarios/symfony2/tests

@@ -0,0 +1 @@
+../../tests