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/lib0/dist/statistics-65f6114b.cjs

@@ -0,0 +1,32 @@
+'use strict';
+
+var math = require('./math-96d5e8c4.cjs');
+
+/**
+ * Utility helpers for generating statistics.
+ *
+ * @module statistics
+ */
+
+/**
+ * @param {Array<number>} arr Array of values
+ * @return {number} Returns null if the array is empty
+ */
+const median = arr => arr.length === 0 ? NaN : (arr.length % 2 === 1 ? arr[(arr.length - 1) / 2] : (arr[math.floor((arr.length - 1) / 2)] + arr[math.ceil((arr.length - 1) / 2)]) / 2);
+
+/**
+ * @param {Array<number>} arr
+ * @return {number}
+ */
+const average = arr => arr.reduce(math.add, 0) / arr.length;
+
+var statistics = /*#__PURE__*/Object.freeze({
+	__proto__: null,
+	median: median,
+	average: average
+});
+
+exports.average = average;
+exports.median = median;
+exports.statistics = statistics;
+//# sourceMappingURL=statistics-65f6114b.cjs.map