Update configuration and UI behavior for Zen Browser

- Remove unnecessary comments from mozconfig
- Disable sign-on remembering in preferences
- Ensure popups are rolled up when updating vertical tabs
- Adjust popup hidden event listener to use capture option
- Bump version numbers in surfer.json for releases

src/browser/base/content/ZenUIManager.mjs

@@ -280,6 +280,12 @@ var gZenVerticalTabsManager = {
     this._isUpdating = true;
     try {
       this._updateMaxWidth();
+
+      window.docShell.treeOwner
+        .QueryInterface(Ci.nsIInterfaceRequestor)
+        .getInterface(Ci.nsIAppWindow)
+        .rollupAllPopups();
+
       const topButtons = document.getElementById('zen-sidebar-top-buttons');
       const isCompactMode = this._prefsCompactMode;
       const isVerticalTabs = this._prefsVerticalTabs || forceMultipleToolbar;