update composer json

README.md

@@ -16,11 +16,6 @@ composer.json:
             "email": "jinhui.zhu@live.cn"
         }
     ],
-    "autoload": {
-        "psr-4": {
-            "Svideo\\": ""
-        }
-    },
     "config": {
         "secure-http": false,
         "vendor-dir": "../vendor"