Deploy Remote Event Receiver without using add-in or app (without using AppInstalled event to be precise)

UPDATED (3/31/2017): Added links to GitHub projects/source code. See at the end of this article. You still need to create a dummy app(cliend id/secret creating an app principal) or install a provider hosted add-in/app that acts as a placeholder (dummy). More details below. Below article is based on my work on SPonline (not on-premises). How does remote…

6