diff --git a/dist/index.js b/dist/index.js
index 2393b15..ac8fcbe 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -2183,7 +2183,8 @@ module.exports = function enhanceError(error, config, code, request, response) {
       stack: this.stack,
       // Axios
       config: this.config,
-      code: this.code
+      code: this.code,
+      status: this.response && this.response.status ? this.response.status : null
     };
   };
   return error;
@@ -7409,17 +7410,6 @@ module.exports = function mergeConfig(config1, config2) {
   config2 = config2 || {};
   var config = {};
 
-  var valueFromConfig2Keys = ['url', 'method', 'data'];
-  var mergeDeepPropertiesKeys = ['headers', 'auth', 'proxy', 'params'];
-  var defaultToConfig2Keys = [
-    'baseURL', 'transformRequest', 'transformResponse', 'paramsSerializer',
-    'timeout', 'timeoutMessage', 'withCredentials', 'adapter', 'responseType', 'xsrfCookieName',
-    'xsrfHeaderName', 'onUploadProgress', 'onDownloadProgress', 'decompress',
-    'maxContentLength', 'maxBodyLength', 'maxRedirects', 'transport', 'httpAgent',
-    'httpsAgent', 'cancelToken', 'socketPath', 'responseEncoding'
-  ];
-  var directMergeKeys = ['validateStatus'];
-
   function getMergedValue(target, source) {
     if (utils.isPlainObject(target) && utils.isPlainObject(source)) {
       return utils.merge(target, source);
@@ -7431,52 +7421,75 @@ module.exports = function mergeConfig(config1, config2) {
     return source;
   }
 
+  // eslint-disable-next-line consistent-return
   function mergeDeepProperties(prop) {
     if (!utils.isUndefined(config2[prop])) {
-      config[prop] = getMergedValue(config1[prop], config2[prop]);
+      return getMergedValue(config1[prop], config2[prop]);
     } else if (!utils.isUndefined(config1[prop])) {
-      config[prop] = getMergedValue(undefined, config1[prop]);
+      return getMergedValue(undefined, config1[prop]);
     }
   }
 
-  utils.forEach(valueFromConfig2Keys, function valueFromConfig2(prop) {
+  // eslint-disable-next-line consistent-return
+  function valueFromConfig2(prop) {
     if (!utils.isUndefined(config2[prop])) {
-      config[prop] = getMergedValue(undefined, config2[prop]);
+      return getMergedValue(undefined, config2[prop]);
     }
-  });
+  }
 
-  utils.forEach(mergeDeepPropertiesKeys, mergeDeepProperties);
-
-  utils.forEach(defaultToConfig2Keys, function defaultToConfig2(prop) {
+  // eslint-disable-next-line consistent-return
+  function defaultToConfig2(prop) {
     if (!utils.isUndefined(config2[prop])) {
-      config[prop] = getMergedValue(undefined, config2[prop]);
+      return getMergedValue(undefined, config2[prop]);
     } else if (!utils.isUndefined(config1[prop])) {
-      config[prop] = getMergedValue(undefined, config1[prop]);
+      return getMergedValue(undefined, config1[prop]);
     }
-  });
+  }
 
-  utils.forEach(directMergeKeys, function merge(prop) {
+  // eslint-disable-next-line consistent-return
+  function mergeDirectKeys(prop) {
     if (prop in config2) {
-      config[prop] = getMergedValue(config1[prop], config2[prop]);
+      return getMergedValue(config1[prop], config2[prop]);
     } else if (prop in config1) {
-      config[prop] = getMergedValue(undefined, config1[prop]);
+      return getMergedValue(undefined, config1[prop]);
     }
+  }
+
+  var mergeMap = {
+    'url': valueFromConfig2,
+    'method': valueFromConfig2,
+    'data': valueFromConfig2,
+    'baseURL': defaultToConfig2,
+    'transformRequest': defaultToConfig2,
+    'transformResponse': defaultToConfig2,
+    'paramsSerializer': defaultToConfig2,
+    'timeout': defaultToConfig2,
+    'timeoutMessage': defaultToConfig2,
+    'withCredentials': defaultToConfig2,
+    'adapter': defaultToConfig2,
+    'responseType': defaultToConfig2,
+    'xsrfCookieName': defaultToConfig2,
+    'xsrfHeaderName': defaultToConfig2,
+    'onUploadProgress': defaultToConfig2,
+    'onDownloadProgress': defaultToConfig2,
+    'decompress': defaultToConfig2,
+    'maxContentLength': defaultToConfig2,
+    'maxBodyLength': defaultToConfig2,
+    'transport': defaultToConfig2,
+    'httpAgent': defaultToConfig2,
+    'httpsAgent': defaultToConfig2,
+    'cancelToken': defaultToConfig2,
+    'socketPath': defaultToConfig2,
+    'responseEncoding': defaultToConfig2,
+    'validateStatus': mergeDirectKeys
+  };
+
+  utils.forEach(Object.keys(config1).concat(Object.keys(config2)), function computeConfigValue(prop) {
+    var merge = mergeMap[prop] || mergeDeepProperties;
+    var configValue = merge(prop);
+    (utils.isUndefined(configValue) && merge !== mergeDirectKeys) || (config[prop] = configValue);
   });
 
-  var axiosKeys = valueFromConfig2Keys
-    .concat(mergeDeepPropertiesKeys)
-    .concat(defaultToConfig2Keys)
-    .concat(directMergeKeys);
-
-  var otherKeys = Object
-    .keys(config1)
-    .concat(Object.keys(config2))
-    .filter(function filterAxiosKeys(key) {
-      return axiosKeys.indexOf(key) === -1;
-    });
-
-  utils.forEach(otherKeys, mergeDeepProperties);
-
   return config;
 };
 
@@ -7586,9 +7599,9 @@ Axios.prototype.request = function request(config) {
 
   if (transitional !== undefined) {
     validator.assertOptions(transitional, {
-      silentJSONParsing: validators.transitional(validators.boolean, '1.0.0'),
-      forcedJSONParsing: validators.transitional(validators.boolean, '1.0.0'),
-      clarifyTimeoutError: validators.transitional(validators.boolean, '1.0.0')
+      silentJSONParsing: validators.transitional(validators.boolean),
+      forcedJSONParsing: validators.transitional(validators.boolean),
+      clarifyTimeoutError: validators.transitional(validators.boolean)
     }, false);
   }
 
@@ -8706,6 +8719,15 @@ Object.defineProperty(apiLoader.services['workmailmessageflow'], '2019-05-01', {
 module.exports = AWS.WorkMailMessageFlow;
 
 
+/***/ }),
+
+/***/ 2148:
+/***/ (function(module) {
+
+module.exports = {
+  "version": "0.22.0"
+};
+
 /***/ }),
 
 /***/ 2189:
@@ -16073,7 +16095,7 @@ module.exports = {"version":"2.0","metadata":{"apiVersion":"2017-07-25","endpoin
 "use strict";
 
 
-var pkg = __webpack_require__(5361);
+var VERSION = __webpack_require__(2148).version;
 
 var validators = {};
 
@@ -16085,48 +16107,26 @@ var validators = {};
 });
 
 var deprecatedWarnings = {};
-var currentVerArr = pkg.version.split('.');
-
-/**
- * Compare package versions
- * @param {string} version
- * @param {string?} thanVersion
- * @returns {boolean}
- */
-function isOlderVersion(version, thanVersion) {
-  var pkgVersionArr = thanVersion ? thanVersion.split('.') : currentVerArr;
-  var destVer = version.split('.');
-  for (var i = 0; i < 3; i++) {
-    if (pkgVersionArr[i] > destVer[i]) {
-      return true;
-    } else if (pkgVersionArr[i] < destVer[i]) {
-      return false;
-    }
-  }
-  return false;
-}
 
 /**
  * Transitional option validator
- * @param {function|boolean?} validator
- * @param {string?} version
- * @param {string} message
+ * @param {function|boolean?} validator - set to false if the transitional option has been removed
+ * @param {string?} version - deprecated version / removed since version
+ * @param {string?} message - some message with additional info
  * @returns {function}
  */
 validators.transitional = function transitional(validator, version, message) {
-  var isDeprecated = version && isOlderVersion(version);
-
   function formatMessage(opt, desc) {
-    return '[Axios v' + pkg.version + '] Transitional option \'' + opt + '\'' + desc + (message ? '. ' + message : '');
+    return '[Axios v' + VERSION + '] Transitional option \'' + opt + '\'' + desc + (message ? '. ' + message : '');
   }
 
   // eslint-disable-next-line func-names
   return function(value, opt, opts) {
     if (validator === false) {
-      throw new Error(formatMessage(opt, ' has been removed in ' + version));
+      throw new Error(formatMessage(opt, ' has been removed' + (version ? ' in ' + version : '')));
     }
 
-    if (isDeprecated && !deprecatedWarnings[opt]) {
+    if (version && !deprecatedWarnings[opt]) {
       deprecatedWarnings[opt] = true;
       // eslint-disable-next-line no-console
       console.warn(
@@ -16172,7 +16172,6 @@ function assertOptions(options, schema, allowUnknown) {
 }
 
 module.exports = {
-  isOlderVersion: isOlderVersion,
   assertOptions: assertOptions,
   validators: validators
 };
@@ -20037,6 +20036,7 @@ var utils = __webpack_require__(5035);
 var transformData = __webpack_require__(5589);
 var isCancel = __webpack_require__(5732);
 var defaults = __webpack_require__(6774);
+var Cancel = __webpack_require__(9826);
 
 /**
  * Throws a `Cancel` if cancellation has been requested.
@@ -20045,6 +20045,10 @@ function throwIfCancellationRequested(config) {
   if (config.cancelToken) {
     config.cancelToken.throwIfRequested();
   }
+
+  if (config.signal && config.signal.aborted) {
+    throw new Cancel('canceled');
+  }
 }
 
 /**
@@ -23686,9 +23690,11 @@ var httpFollow = __webpack_require__(3549).http;
 var httpsFollow = __webpack_require__(3549).https;
 var url = __webpack_require__(8835);
 var zlib = __webpack_require__(1903);
-var pkg = __webpack_require__(5361);
+var VERSION = __webpack_require__(2148).version;
 var createError = __webpack_require__(9026);
 var enhanceError = __webpack_require__(392);
+var defaults = __webpack_require__(6774);
+var Cancel = __webpack_require__(9826);
 
 var isHttps = /https:?/;
 
@@ -23720,27 +23726,43 @@ function setProxy(options, proxy, location) {
 /*eslint consistent-return:0*/
 module.exports = function httpAdapter(config) {
   return new Promise(function dispatchHttpRequest(resolvePromise, rejectPromise) {
+    var onCanceled;
+    function done() {
+      if (config.cancelToken) {
+        config.cancelToken.unsubscribe(onCanceled);
+      }
+
+      if (config.signal) {
+        config.signal.removeEventListener('abort', onCanceled);
+      }
+    }
     var resolve = function resolve(value) {
+      done();
       resolvePromise(value);
     };
     var reject = function reject(value) {
+      done();
       rejectPromise(value);
     };
     var data = config.data;
     var headers = config.headers;
+    var headerNames = {};
+
+    Object.keys(headers).forEach(function storeLowerName(name) {
+      headerNames[name.toLowerCase()] = name;
+    });
 
     // Set User-Agent (required by some servers)
     // See https://github.com/axios/axios/issues/69
-    if ('User-Agent' in headers || 'user-agent' in headers) {
+    if ('user-agent' in headerNames) {
       // User-Agent is specified; handle case where no UA header is desired
-      if (!headers['User-Agent'] && !headers['user-agent']) {
-        delete headers['User-Agent'];
-        delete headers['user-agent'];
+      if (!headers[headerNames['user-agent']]) {
+        delete headers[headerNames['user-agent']];
       }
       // Otherwise, use specified value
     } else {
       // Only set header if it hasn't been set in config
-      headers['User-Agent'] = 'axios/' + pkg.version;
+      headers['User-Agent'] = 'axios/' + VERSION;
     }
 
     if (data && !utils.isStream(data)) {
@@ -23758,7 +23780,9 @@ module.exports = function httpAdapter(config) {
       }
 
       // Add Content-Length header if data exists
-      headers['Content-Length'] = data.length;
+      if (!headerNames['content-length']) {
+        headers['Content-Length'] = data.length;
+      }
     }
 
     // HTTP basic authentication
@@ -23781,8 +23805,8 @@ module.exports = function httpAdapter(config) {
       auth = urlUsername + ':' + urlPassword;
     }
 
-    if (auth) {
-      delete headers.Authorization;
+    if (auth && headerNames.authorization) {
+      delete headers[headerNames.authorization];
     }
 
     var isHttpsRequest = isHttps.test(protocol);
@@ -23874,6 +23898,10 @@ module.exports = function httpAdapter(config) {
       options.maxBodyLength = config.maxBodyLength;
     }
 
+    if (config.insecureHTTPParser) {
+      options.insecureHTTPParser = config.insecureHTTPParser;
+    }
+
     // Create the request
     var req = transport.request(options, function handleResponse(res) {
       if (req.aborted) return;
@@ -23976,25 +24004,33 @@ module.exports = function httpAdapter(config) {
       // ClientRequest.setTimeout will be fired on the specify milliseconds, and can make sure that abort() will be fired after connect.
       req.setTimeout(timeout, function handleRequestTimeout() {
         req.abort();
+        var transitional = config.transitional || defaults.transitional;
         reject(createError(
           'timeout of ' + timeout + 'ms exceeded',
           config,
-          config.transitional && config.transitional.clarifyTimeoutError ? 'ETIMEDOUT' : 'ECONNABORTED',
+          transitional.clarifyTimeoutError ? 'ETIMEDOUT' : 'ECONNABORTED',
           req
         ));
       });
     }
 
-    if (config.cancelToken) {
+    if (config.cancelToken || config.signal) {
       // Handle cancellation
-      config.cancelToken.promise.then(function onCanceled(cancel) {
+      // eslint-disable-next-line func-names
+      onCanceled = function(cancel) {
         if (req.aborted) return;
 
         req.abort();
-        reject(cancel);
-      });
+        reject(!cancel || (cancel && cancel.type) ? new Cancel('canceled') : cancel);
+      };
+
+      config.cancelToken && config.cancelToken.subscribe(onCanceled);
+      if (config.signal) {
+        config.signal.aborted ? onCanceled() : config.signal.addEventListener('abort', onCanceled);
+      }
     }
 
+
     // Send the request
     if (utils.isStream(data)) {
       data.on('error', function handleStreamError(err) {
@@ -26176,13 +26212,6 @@ module.exports = {"version":2,"waiters":{"DistributionDeployed":{"delay":60,"ope
 
 /***/ }),
 
-/***/ 5361:
-/***/ (function(module) {
-
-module.exports = {"name":"axios","version":"0.21.4","description":"Promise based HTTP client for the browser and node.js","main":"index.js","scripts":{"test":"grunt test","start":"node ./sandbox/server.js","build":"NODE_ENV=production grunt build","preversion":"npm test","version":"npm run build && grunt version && git add -A dist && git add CHANGELOG.md bower.json package.json","postversion":"git push && git push --tags","examples":"node ./examples/server.js","coveralls":"cat coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js","fix":"eslint --fix lib/**/*.js"},"repository":{"type":"git","url":"https://github.com/axios/axios.git"},"keywords":["xhr","http","ajax","promise","node"],"author":"Matt Zabriskie","license":"MIT","bugs":{"url":"https://github.com/axios/axios/issues"},"homepage":"https://axios-http.com","devDependencies":{"coveralls":"^3.0.0","es6-promise":"^4.2.4","grunt":"^1.3.0","grunt-banner":"^0.6.0","grunt-cli":"^1.2.0","grunt-contrib-clean":"^1.1.0","grunt-contrib-watch":"^1.0.0","grunt-eslint":"^23.0.0","grunt-karma":"^4.0.0","grunt-mocha-test":"^0.13.3","grunt-ts":"^6.0.0-beta.19","grunt-webpack":"^4.0.2","istanbul-instrumenter-loader":"^1.0.0","jasmine-core":"^2.4.1","karma":"^6.3.2","karma-chrome-launcher":"^3.1.0","karma-firefox-launcher":"^2.1.0","karma-jasmine":"^1.1.1","karma-jasmine-ajax":"^0.1.13","karma-safari-launcher":"^1.0.0","karma-sauce-launcher":"^4.3.6","karma-sinon":"^1.0.5","karma-sourcemap-loader":"^0.3.8","karma-webpack":"^4.0.2","load-grunt-tasks":"^3.5.2","minimist":"^1.2.0","mocha":"^8.2.1","sinon":"^4.5.0","terser-webpack-plugin":"^4.2.3","typescript":"^4.0.5","url-search-params":"^0.10.0","webpack":"^4.44.2","webpack-dev-server":"^3.11.0"},"browser":{"./lib/adapters/http.js":"./lib/adapters/xhr.js"},"jsdelivr":"dist/axios.min.js","unpkg":"dist/axios.min.js","typings":"./index.d.ts","dependencies":{"follow-redirects":"^1.14.0"},"bundlesize":[{"path":"./dist/axios.min.js","threshold":"5kB"}],"_resolved":"https://registry.npmjs.org/axios/-/axios-0.21.4.tgz","_integrity":"sha512-ut5vewkiu8jjGBdqpM44XxjuCjq9LAKeHVmoVfHVzy8eHgxxq8SbAVQNovDA8mVi05kP0Ea/n/UzcSHcTJQfNg==","_from":"axios@0.21.4"};
-
-/***/ }),
-
 /***/ 5368:
 /***/ (function(module) {
 
@@ -31127,7 +31156,7 @@ var defaults = {
   }],
 
   transformResponse: [function transformResponse(data) {
-    var transitional = this.transitional;
+    var transitional = this.transitional || defaults.transitional;
     var silentJSONParsing = transitional && transitional.silentJSONParsing;
     var forcedJSONParsing = transitional && transitional.forcedJSONParsing;
     var strictJSONParsing = !silentJSONParsing && this.responseType === 'json';
@@ -31162,12 +31191,12 @@ var defaults = {
 
   validateStatus: function validateStatus(status) {
     return status >= 200 && status < 300;
-  }
-};
+  },
 
-defaults.headers = {
-  common: {
-    'Accept': 'application/json, text/plain, */*'
+  headers: {
+    common: {
+      'Accept': 'application/json, text/plain, */*'
+    }
   }
 };
 
@@ -35091,11 +35120,42 @@ function CancelToken(executor) {
   }
 
   var resolvePromise;
+
   this.promise = new Promise(function promiseExecutor(resolve) {
     resolvePromise = resolve;
   });
 
   var token = this;
+
+  // eslint-disable-next-line func-names
+  this.promise.then(function(cancel) {
+    if (!token._listeners) return;
+
+    var i;
+    var l = token._listeners.length;
+
+    for (i = 0; i < l; i++) {
+      token._listeners[i](cancel);
+    }
+    token._listeners = null;
+  });
+
+  // eslint-disable-next-line func-names
+  this.promise.then = function(onfulfilled) {
+    var _resolve;
+    // eslint-disable-next-line func-names
+    var promise = new Promise(function(resolve) {
+      token.subscribe(resolve);
+      _resolve = resolve;
+    }).then(onfulfilled);
+
+    promise.cancel = function reject() {
+      token.unsubscribe(_resolve);
+    };
+
+    return promise;
+  };
+
   executor(function cancel(message) {
     if (token.reason) {
       // Cancellation has already been requested
@@ -35116,6 +35176,37 @@ CancelToken.prototype.throwIfRequested = function throwIfRequested() {
   }
 };
 
+/**
+ * Subscribe to the cancel signal
+ */
+
+CancelToken.prototype.subscribe = function subscribe(listener) {
+  if (this.reason) {
+    listener(this.reason);
+    return;
+  }
+
+  if (this._listeners) {
+    this._listeners.push(listener);
+  } else {
+    this._listeners = [listener];
+  }
+};
+
+/**
+ * Unsubscribe from the cancel signal
+ */
+
+CancelToken.prototype.unsubscribe = function unsubscribe(listener) {
+  if (!this._listeners) {
+    return;
+  }
+  var index = this._listeners.indexOf(listener);
+  if (index !== -1) {
+    this._listeners.splice(index, 1);
+  }
+};
+
 /**
  * Returns an object that contains a new `CancelToken` and a function that, when called,
  * cancels the `CancelToken`.
@@ -35241,12 +35332,24 @@ var buildFullPath = __webpack_require__(5960);
 var parseHeaders = __webpack_require__(4631);
 var isURLSameOrigin = __webpack_require__(4688);
 var createError = __webpack_require__(9026);
+var defaults = __webpack_require__(6774);
+var Cancel = __webpack_require__(9826);
 
 module.exports = function xhrAdapter(config) {
   return new Promise(function dispatchXhrRequest(resolve, reject) {
     var requestData = config.data;
     var requestHeaders = config.headers;
     var responseType = config.responseType;
+    var onCanceled;
+    function done() {
+      if (config.cancelToken) {
+        config.cancelToken.unsubscribe(onCanceled);
+      }
+
+      if (config.signal) {
+        config.signal.removeEventListener('abort', onCanceled);
+      }
+    }
 
     if (utils.isFormData(requestData)) {
       delete requestHeaders['Content-Type']; // Let the browser set it
@@ -35284,7 +35387,13 @@ module.exports = function xhrAdapter(config) {
         request: request
       };
 
-      settle(resolve, reject, response);
+      settle(function _resolve(value) {
+        resolve(value);
+        done();
+      }, function _reject(err) {
+        reject(err);
+        done();
+      }, response);
 
       // Clean up request
       request = null;
@@ -35338,13 +35447,14 @@ module.exports = function xhrAdapter(config) {
     // Handle timeout
     request.ontimeout = function handleTimeout() {
       var timeoutErrorMessage = 'timeout of ' + config.timeout + 'ms exceeded';
+      var transitional = config.transitional || defaults.transitional;
       if (config.timeoutErrorMessage) {
         timeoutErrorMessage = config.timeoutErrorMessage;
       }
       reject(createError(
         timeoutErrorMessage,
         config,
-        config.transitional && config.transitional.clarifyTimeoutError ? 'ETIMEDOUT' : 'ECONNABORTED',
+        transitional.clarifyTimeoutError ? 'ETIMEDOUT' : 'ECONNABORTED',
         request));
 
       // Clean up request
@@ -35398,18 +35508,22 @@ module.exports = function xhrAdapter(config) {
       request.upload.addEventListener('progress', config.onUploadProgress);
     }
 
-    if (config.cancelToken) {
+    if (config.cancelToken || config.signal) {
       // Handle cancellation
-      config.cancelToken.promise.then(function onCanceled(cancel) {
+      // eslint-disable-next-line func-names
+      onCanceled = function(cancel) {
         if (!request) {
           return;
         }
-
+        reject(!cancel || (cancel && cancel.type) ? new Cancel('canceled') : cancel);
         request.abort();
-        reject(cancel);
-        // Clean up request
         request = null;
-      });
+      };
+
+      config.cancelToken && config.cancelToken.subscribe(onCanceled);
+      if (config.signal) {
+        config.signal.aborted ? onCanceled() : config.signal.addEventListener('abort', onCanceled);
+      }
     }
 
     if (!requestData) {
@@ -39408,6 +39522,11 @@ function createInstance(defaultConfig) {
   // Copy context to instance
   utils.extend(instance, context);
 
+  // Factory for creating new instances
+  instance.create = function create(instanceConfig) {
+    return createInstance(mergeConfig(defaultConfig, instanceConfig));
+  };
+
   return instance;
 }
 
@@ -39417,15 +39536,11 @@ var axios = createInstance(defaults);
 // Expose Axios class to allow class inheritance
 axios.Axios = Axios;
 
-// Factory for creating new instances
-axios.create = function create(instanceConfig) {
-  return createInstance(mergeConfig(axios.defaults, instanceConfig));
-};
-
 // Expose Cancel & CancelToken
 axios.Cancel = __webpack_require__(9826);
 axios.CancelToken = __webpack_require__(8137);
 axios.isCancel = __webpack_require__(5732);
+axios.VERSION = __webpack_require__(2148).version;
 
 // Expose all/spread
 axios.all = function all(promises) {