FRE-600: Fix code review blockers

- Consolidated duplicate UndoManagers to single instance
- Fixed connection promise to only resolve on 'connected' status
- Fixed WebSocketProvider import (WebsocketProvider)
- Added proper doc.destroy() cleanup
- Renamed isPresenceInitialized property to avoid conflict

Co-Authored-By: Paperclip <noreply@paperclip.ing>

node_modules/tmpl/package.json

@@ -0,0 +1,19 @@
+{
+  "name": "tmpl",
+  "description": "JavaScript micro templates.",
+  "version": "1.0.5",
+  "license": "BSD-3-Clause",
+  "homepage": "https://github.com/daaku/nodejs-tmpl",
+  "author": "Naitik Shah <n@daaku.org>",
+  "main": "lib/tmpl",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/daaku/nodejs-tmpl"
+  },
+  "scripts": {
+    "test": "NODE_PATH=./lib mocha --ui exports"
+  },
+  "devDependencies": {
+    "mocha": "^9.1.1"
+  }
+}