Fixes for composer for 7.0

.travis.yml

@@ -22,6 +22,10 @@ before_install:
   - yes | pecl install yaml
   - composer install --ansi --prefer-dist --no-interaction --optimize-autoloader --no-suggest --no-progress
 
+script:
+  - bin/logchecker --version
+  - bin/logchecker --help
+
 before_deploy:
   - php -d phar.readonly=0 bin/compile
 

composer.json

@@ -19,10 +19,7 @@
         "php": ">=7",
         "ext-mbstring": "*",
         "ext-yaml": "*",
-        "symfony/console": "^4.1"
-    },
-    "require-dev": {
-        "phpunit/phpunit": "^6|^7"
+        "symfony/console": "^3.4|^4.1"
     },
     "bin": ["bin/logchecker"]
 }