Update dependencies

Author: mpociot

composer.json

@@ -18,7 +18,7 @@
     "require": {
         "php": "^7.1",
         "illuminate/support": "5.2.*|5.3.*|5.4.*|5.5.*|5.6.*",
-        "vlucas/phpdotenv": "~2.2"
+        "vlucas/phpdotenv": "~2.5"
     },
     "require-dev": {
         "mockery/mockery": "^1.0",