Supporting a fetch like API

lib/axios.js

@@ -6,11 +6,11 @@ var dispatchRequest = require('./core/dispatchRequest');
 var InterceptorManager = require('./core/InterceptorManager');
 
 var axios = module.exports = function (config) {
-  // Allow for axios('example/url')
+  // Allow for axios('example/url'[, config]) a la fetch API
   if (typeof config === 'string') {
-    config = {
-      url: config
-    };
+    config = utils.merge({
+      url: arguments[0]
+    }, arguments[1]);
   }
 
   config = utils.merge({