This should "just work", and can build on the resolution to #68 .
https://www.google.com/search?q=http_proxy

This would allow proxying behind a corporate firewall without any/every 3rd party module using axios requiring code changes to support proxying.

lib/utils.js
} else {
      a[key] = val;
    }
  });
  return a;
}
module.exports = {
  isArray: isArray,
  isArrayBuffer: isArrayBuffer,
  isBuffer: isBuffer,
  isFormData: isFormData,
  isArrayBufferView: isArrayBufferView,
  isString: isString,
  isNumber: isNumber,
  isObject: isObject,
  isUndefined: isUndefined,
  isDate: isDate,
  isFile: isFile,
  isBlob: isBlob,
  isFunction: isFunction,
  isStream: isStream,
  isURLSearchParams: isURLSearchParams,
  isStandardBrowserEnv: isStandardBrowserEnv,
  forEach: forEach,
  merge: merge,
  deepMerge: deepMerge,
  extend: extend,
  trim: trim
};