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/stream-json/streamers/StreamArray.js

@@ -0,0 +1,44 @@
+'use strict';
+
+const StreamBase = require('./StreamBase');
+const withParser = require('../utils/withParser');
+
+class StreamArray extends StreamBase {
+  static make(options) {
+    return new StreamArray(options);
+  }
+
+  static withParser(options) {
+    return withParser(StreamArray.make, options);
+  }
+
+  constructor(options) {
+    super(options);
+    this._level = 1;
+    this._counter = 0;
+  }
+
+  _wait(chunk, _, callback) {
+    // first chunk should open an array
+    if (chunk.name !== 'startArray') {
+      return callback(new Error('Top-level object should be an array.'));
+    }
+    this._transform = this._filter;
+    return this._transform(chunk, _, callback);
+  }
+
+  _push(discard) {
+    if (this._assembler.current.length) {
+      if (discard) {
+        ++this._counter;
+        this._assembler.current.pop();
+      } else {
+        this.push({key: this._counter++, value: this._assembler.current.pop()});
+      }
+    }
+  }
+}
+StreamArray.streamArray = StreamArray.make;
+StreamArray.make.Constructor = StreamArray;
+
+module.exports = StreamArray;