update require

Author: JanHuang

composer.json

@@ -13,7 +13,7 @@
     "require": {
         "php": ">=5.6",
         "fastd/packet": "^1.4.0",
-        "fastd/http": "dev-develop",
+        "fastd/http": "^3.0",
         "symfony/console": "^3.2"
     },
     "require-dev": {