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#### Section/Content To Improve
https://github.com/axios/axios/blob/master/CHANGELOG.md

#### Suggested Improvement
Please add 0.21.1 to the Changelog.

#### Relevant File(s)
https://github.com/axios/axios/blob/master/CHANGELOG.md
dist/axios.js
if (!utils.isUndefined(headers) && utils.isUndefined(headers['Content-Type'])) {
	    headers['Content-Type'] = value;
	  }
	}
	
	function getDefaultAdapter() {
	  var adapter;
	  if (typeof XMLHttpRequest !== 'undefined') {
	    
	    adapter = __webpack_require__(12);
	  } else if (typeof process !== 'undefined' && Object.prototype.toString.call(process) === '[object process]') {
	    
	    adapter = __webpack_require__(12);
	  }
	  return adapter;
	}
	
	var defaults = {
	  adapter: getDefaultAdapter(),
	
	  transformRequest: [function transformRequest(data, headers) {