swapped request with got

package.json

@@ -31,8 +31,7 @@
   "browser": "dist/browser/uphold-sdk-javascript.js",
   "dependencies": {
     "content-range": "1.1.0",
-    "request": "2.88.2",
-    "request-promise": "4.2.5",
+    "got": "^11.8.0",
     "standard-error": "1.1.0"
   },
   "devDependencies": {

src/core/utils/request-helper.js

@@ -17,7 +17,7 @@ export function buildBody(data) {
 }
 
 export function buildBasicAuthorizationHeader(username, password) {
-  const credentials = new Buffer(`${username}:${password}`).toString('base64');
+  const credentials = Buffer.from(`${username}:${password}`).toString('base64');
 
   return { authorization: `Basic ${credentials}` };
 }

src/node/services/request-client.js

@@ -1,24 +1,24 @@
 import { Client, createError } from '../../core';
-import { RequestError } from 'request-promise/errors';
-import request from 'request-promise';
+import got from 'got';
 
 export default class RequestClient extends Client {
 
   request(url, method, body, headers = {}, options) { // eslint-disable-line max-params
-    return request({
+    return got({
       ...options,
       body,
       headers: {
         ...this.defaultHeaders,
         ...headers
       },
+      https: {
+        rejectUnauthorized: false
+      },
       method,
-      resolveWithFullResponse: true,
-      strictSSL: false,
       url
     })
       .then(response => this._formatResponse(response))
-      .catch(response => Promise.reject(response instanceof RequestError ? response : createError(this._formatResponse(response.response), response)));
+      .catch(response => Promise.reject(response.response ? createError(this._formatResponse(response.response), response) : response));
   }
 
   _formatResponse({ body, headers, statusCode }) {

test/node/services/request-client.spec.js

@@ -1,10 +1,10 @@
 import { NotFoundError, RequestClient } from '../../../src/node';
-import { RequestError } from 'request-promise/errors';
+import { RequestError } from 'got';
 import nock from 'nock';
 
 describe('RequestClient', () => {
   describe('request()', () => {
-    const url = 'http://foo.bar';
+    const url = 'https://api.uphold.com/';
 
     it('should return formatted response if status is 200', () => {
       nock(url)