Merge branch 'master' of github.com:Ayesh/php-timer

Author: Ayesh

composer.json

@@ -17,7 +17,7 @@
         "php": "^7.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "^6.5.5",
+        "phpunit/phpunit": "^7.0",
         "symfony/phpunit-bridge": "^4.0"
     },
     "autoload": {