Symfony 5 support

Author: thomasvargiu

.gitignore

@@ -1,2 +1,3 @@
 /composer.lock
-/vendor/
+/vendor/
+.phpunit.result.cache

.travis.yml

@@ -5,10 +5,10 @@ cache:
     - $HOME/.composer/cache/files
 
 php:
-  - 7.2
   - 7.1
-  - 7.0
-  - 5.6
+  - 7.2
+  - 7.3
+  - 7.4
 
 before_script:
     - COMPOSER_ROOT_VERSION=dev-master composer --prefer-dist install

composer.json

@@ -15,18 +15,18 @@
 		"issues": "https://github.com/mac-cain13/daemonizable-command/issues"
 	},
 	"require": {
-		"php": ">=5.5.9",
-		"symfony/console": "3.*|4.*",
-		"symfony/dependency-injection": "3.*|4.*"
+		"php": "^7.1",
+		"symfony/console": "^4.0 || ^5.0",
+		"symfony/dependency-injection": "^4.0 || ^5.0"
 	},
 	"require-dev": {
-		"phpunit/phpunit": "^5.4.3|^6"
+		"phpunit/phpunit": "^7.5.20 || ^8.0"
 	},
 	"suggest": {
 		"symfony/filesystem": "If you can't use Upstart or systemd"
 	},
 	"autoload": {
-		"psr-0": { "Wrep\\Daemonizable\\": "src/" }
+		"psr-4": { "Wrep\\Daemonizable\\": "src/Wrep/Daemonizable/" }
 	},
 	"autoload-dev": {
 		"psr-4": { "Tests\\Wrep\\Daemonizable\\": "tests/" }