Remove Intercom integration (#51)

* Remove Intercom integration

* New Sure name

* More documentation/Discord link updates

* Bump to 0.6.1

* More copy fixes/Sure branding

* Make LLMs happy

app/javascript/controllers/intercom_controller.js

@@ -1,8 +0,0 @@
-import { Controller } from "@hotwired/stimulus";
-
-// Connects to data-controller="intercom"
-export default class extends Controller {
-  show() {
-    Intercom("show");
-  }
-}