Merge pull request #62 from Jhut89/code_cleanup

Code Cleanup

Author: Jhut89

composer.json

@@ -15,7 +15,8 @@
         }
     },
     "require": {
-        "php": ">=5.5.0"
+        "php": ">=5.5.0",
+        "ext-curl": "*"
     },
     "homepage": "https://github.com/Jhut89/Mailchimp-API-3.0-PHP",
     "require-dev": {