Minor document update with clear images

README.md

@@ -85,7 +85,8 @@ Login and Password to token**
 > credentials.
 
 **Step 2.2.** Select previously created "Secret Text" credentials with
-GitHub OAuth token.
+GitHub OAuth token. Username/Passwowrd credentials cannot be used for
+auto configuration of GitHub security policy effecive since Feb 21.
 
 *Required scopes for token*
 
@@ -103,10 +104,12 @@ only credentials that matched by predefined domains.
 ![](/docs/images/secret-text.png)
 
 **Step 3.** Once that configuration is done, go to the project config of
-each job you want triggered automatically and simply check "Build when a
-change is pushed to GitHub" under "Build Triggers". With this, every new
+each job you want triggered automatically and simply check "GitHub hook 
+trigger for GITScm polling" under "Build Triggers". With this, every new
 push to the repository automatically triggers a new build.
 
+![](/docs/images/gitscm.png)
+
 Note that there's only one URL and it receives all post-receive POSTs
 for all your repositories. The server side of this URL is smart enough
 to figure out which projects need to be triggered, based on the