added symfony 5 as dependency

Author: wachterjohannes

composer.json

@@ -12,21 +12,21 @@
     "require": {
         "php": "^5.6 || ^7.0",
         "php-task/php-task": "^1.3",
-        "symfony/http-kernel": "^2.8 || ^3.4 || ^4.0",
-        "symfony/dependency-injection": "^2.8 || ^3.4 || ^4.0",
-        "symfony/expression-language": "^2.8 || ^3.4 || ^4.0",
-        "symfony/config": "^2.8 || ^3.4 || ^4.0",
-        "symfony/console": "^2.8 || ^3.4 || ^4.0",
-        "symfony/process": "^2.8 || ^3.4 || ^4.0",
+        "symfony/http-kernel": "^2.8 || ^3.4 || ^4.0 || ^5.0",
+        "symfony/dependency-injection": "^2.8 || ^3.4 || ^4.0 || ^5.0",
+        "symfony/expression-language": "^2.8 || ^3.4 || ^4.0 || ^5.0",
+        "symfony/config": "^2.8 || ^3.4 || ^4.0 || ^5.0",
+        "symfony/console": "^2.8 || ^3.4 || ^4.0 || ^5.0",
+        "symfony/process": "^2.8 || ^3.4 || ^4.0 || ^5.0",
         "doctrine/orm": "^2.5"
     },
     "require-dev": {
         "phpunit/phpunit": "^4.8 || ^5.0",
         "sebastian/comparator": "^1.2.3",
-        "symfony/debug": "^2.8 || ^3.4 || ^4.0",
-        "symfony/framework-bundle": "^2.8 || ^3.4 || ^4.0",
-        "symfony/finder": "^2.8 || ^3.4 || ^4.0",
-        "symfony/yaml": "^2.8 || ^3.4 || ^4.0",
+        "symfony/debug": "^2.8 || ^3.4 || ^4.0 || ^5.0",
+        "symfony/framework-bundle": "^2.8 || ^3.4 || ^4.0 || ^5.0",
+        "symfony/finder": "^2.8 || ^3.4 || ^4.0 || ^5.0",
+        "symfony/yaml": "^2.8 || ^3.4 || ^4.0 || ^5.0",
         "doctrine/doctrine-bundle": "^1.5",
         "doctrine/data-fixtures": "^1.1"
     },