Add Symfony 5 support

Author: tgalopin

.travis.yml

@@ -10,6 +10,10 @@ matrix:
           env: SYMFONY_VERSION="4.2.*" CS_FIXER=1
         - php: 7.3
           env: SYMFONY_VERSION="4.3.*"
+        - php: 7.3
+          env: SYMFONY_VERSION="4.4.*"
+        - php: 7.3
+          env: SYMFONY_VERSION="5.0.*"
     fast_finish: true
 
 cache:

composer.json

@@ -22,10 +22,10 @@
     "require": {
         "php": ">=7.1",
         "league/flysystem": "^1.0.40",
-        "symfony/config": "^4.2",
-        "symfony/http-kernel": "^4.2",
-        "symfony/dependency-injection": "^4.2",
-        "symfony/options-resolver": "^4.2"
+        "symfony/config": "^4.2|^5.0",
+        "symfony/http-kernel": "^4.2|^5.0",
+        "symfony/dependency-injection": "^4.2|^5.0",
+        "symfony/options-resolver": "^4.2|^5.0"
     },
     "require-dev": {
         "league/flysystem-aws-s3-v3": "^1.0.22",
@@ -40,10 +40,10 @@
         "phpunit/phpunit": "^7.4",
         "spatie/flysystem-dropbox": "^1.0",
         "superbalist/flysystem-google-storage": "^7.2",
-        "symfony/dotenv": "^4.2",
-        "symfony/framework-bundle": "^4.2",
-        "symfony/var-dumper": "^4.1",
-        "symfony/yaml": "^4.2"
+        "symfony/dotenv": "^4.2|^5.0",
+        "symfony/framework-bundle": "^4.2|^5.0",
+        "symfony/var-dumper": "^4.1|^5.0",
+        "symfony/yaml": "^4.2|^5.0"
     },
     "conflict": {
         "league/flysystem-aws-s3-v3": "<1.0.22",