Invoke request transformers after request interceptors

closes #352

lib/core/Axios.js

@@ -4,7 +4,6 @@ var defaults = require('./../defaults');
 var utils = require('./../utils');
 var InterceptorManager = require('./InterceptorManager');
 var dispatchRequest = require('./dispatchRequest');
-var transformData = require('./transformData');
 var isAbsoluteURL = require('./../helpers/isAbsoluteURL');
 var combineURLs = require('./../helpers/combineURLs');
 
@@ -42,27 +41,6 @@ Axios.prototype.request = function request(config) {
     config.url = combineURLs(config.baseURL, config.url);
   }
 
-  // Transform request data
-  config.data = transformData(
-    config.data,
-    config.headers,
-    config.transformRequest
-  );
-
-  // Flatten headers
-  config.headers = utils.merge(
-    config.headers.common || {},
-    config.headers[config.method] || {},
-    config.headers || {}
-  );
-
-  utils.forEach(
-    ['delete', 'get', 'head', 'post', 'put', 'patch', 'common'],
-    function cleanHeaderConfig(method) {
-      delete config.headers[method];
-    }
-  );
-
   // Hook up interceptors middleware
   var chain = [dispatchRequest, undefined];
   var promise = Promise.resolve(config);