Updated docs

Author: jmgasper

docs/RenewGitToken.md

@@ -21,3 +21,41 @@ To revoke a token:
 Once the token(s) are revoked, you can add them again by clicking the `Setup` button next to the Git provider.  This will walk you through the flow to reauthorize.
 
 ![Add](https://github.com/topcoder-platform/topcoder-x-ui/raw/develop/docs/images/Screen%20Shot%202019-11-07%20at%208.31.56%20am.png "Add")
+
+#### Remove a webhook (Github)
+
+To remove an old webhook in Github:
+
+1.  Go to the project
+2.  Click on `Settings` in the header
+3.  Click on `Webhooks` on the left nav
+4.  Find the `topcoder-x-receiver.herokuapp.com` entry
+5.  Click `Delete` and follow the prompts
+
+![Delete](https://github.com/topcoder-platform/topcoder-x-ui/raw/develop/docs/images/Screen_Shot_2019-11-21_at_5_28_59_pm.png "Delete")
+
+
+#### Remove a webhook (Gitlab)
+
+To remove an old webhook in Gitlab:
+
+1.  Go to the project
+2.  Click on `Settings` on the left nav
+3.  Select `Integrations` under `Settings`
+4.  Find the `topcoder-x-receiver.herokuapp.com` entry
+5.  Click the trashcan icon
+
+![Delete](https://github.com/topcoder-platform/topcoder-x-ui/raw/develop/docs/images/Screen_Shot_2019-11-21_at_5_33_35_pm.png "Delete")
+
+#### Add a new webhook
+
+In Topcoder-X:
+
+1.  Click `Project Management`
+2.  Select the existing project
+3.  Click `Add Webhook`
+
+The new, correct webhook for the new server will be added automatically.  You can verify by following the steps above, but without deleting the new webhook.
+
+![Add](https://github.com/topcoder-platform/topcoder-x-ui/raw/develop/docs/images/Screen_Shot_2019-11-21_at_5_35_18_pm.png "Add")
+