Add "Demo: Idea to Production" to Sales handbook
Adds the "real demo" from https://docs.google.com/document/d/1N8CFQAwpsvo7gcAPyrqQ1lJLnND3yv0DTZI96tTObuM/edit# to the Sales handbook.
@xyzzy Want to give it a quick review before merging?
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Adds the "real demo" from https://docs.google.com/document/d/1N8CFQAwpsvo7gcAPyrqQ1lJLnND3yv0DTZI96tTObuM/edit# to the Sales handbook.
@xyzzy Want to give it a quick review before merging?