Merge pull request #1543 from bobman38/google_cred_as_env

hangouts chat: allow to consume auth data from env var instead of file

Author: benbrown

lib/GoogleHangoutsBot.js

@@ -161,7 +161,8 @@ function GoogleHangoutsBot(configuration) {
     google_hangouts_botkit.middleware.spawn.use(function(worker, next) {
 
         let params = {
-            scopes: 'https://www.googleapis.com/auth/chat.bot'
+            scopes: 'https://www.googleapis.com/auth/chat.bot',
+            ...configuration.google_auth_params
         };
 
         google