This screws up Google search index.
e.g. see the 1st and 3rd result of this query:
https://docs.opsmanager.mongodb.com/current/search/?query=Diagnostic%20and%20Troubleshooting%20Guide

Also, some JSON files are being found
https://docs.mms.mongodb.com/search/?query=Add%20Existing%20MongoDB%20Processes%20to%20Monitoring