Try to add autoloader

Author: yatsenkolesh

composer.json

@@ -11,9 +11,11 @@
     ],
     "minimum-stability": "stable",
     "require": {
-        "yatsenkolesh/php-curlasync": "^0.1.2"
+        "yatsenkolesh/php-curlasync": "^0.1.3"
     },
-     "psr-0": {
-            "curlasync": ""
-        },
+    "autoload": {
+        "psr-0": {
+            "common_hash": ""
+        }
+    }
 }