Merge pull request #1 from php-api-clients/middleware-4.0

Middleware 4.0

Author: WyriHaximus

composer.json

@@ -9,7 +9,7 @@
   ],
   "require": {
     "php": "^7.0",
-    "api-clients/middleware": "^2.0",
+    "api-clients/middleware": "^4.0",
     "psr/log": "^1.0"
   },
   "require-dev": {