feat( create-http-client): Enable axios proxy

Author: Khaledgarbaya

lib/create-http-client.js

@@ -13,11 +13,12 @@ import rateLimit from './rate-limit'
  * @prop {string=} host - Alternate host
  * @prop {Object=} httpAgent - HTTP agent for node
  * @prop {Object=} httpsAgent - HTTPS agent for node
+ * @prop {Object=} proxy - Axios proxy config
  * @prop {Object=} headers - Additional headers
  * @return {Object} Initialized axios instance
  */
 export default function createHttpClient (axios, httpClientParams) {
-  const {space, accessToken, insecure, host, defaultHostname, httpAgent, httpsAgent} = httpClientParams
+  const {space, accessToken, insecure, host, defaultHostname, httpAgent, httpsAgent, proxy} = httpClientParams
   let {headers} = httpClientParams
   let [hostname, port] = (host && host.split(':')) || []
   hostname = hostname || defaultHostname
@@ -42,6 +43,7 @@ export default function createHttpClient (axios, httpClientParams) {
     headers: headers,
     httpAgent: httpAgent,
     httpsAgent: httpsAgent,
+    proxy: proxy,
     paramsSerializer: qs.stringify
   })
   instance.httpClientParams = httpClientParams