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/core-js/internals/math-log1p.js

@@ -0,0 +1,10 @@
+'use strict';
+var log = Math.log;
+
+// `Math.log1p` method implementation
+// https://tc39.es/ecma262/#sec-math.log1p
+// eslint-disable-next-line es/no-math-log1p -- safe
+module.exports = Math.log1p || function log1p(x) {
+  var n = +x;
+  return n > -1e-8 && n < 1e-8 ? n - n * n / 2 : log(1 + n);
+};