Tabs: Don't decode URLs if they're not UTF-8. Fixes #9518 - Tabs: URLs encoded in anything other than UTF-8 will throw an error.
Menu: Simplify styling. Remove rounded corners, reduce spacing.
Menu: Set cursor:pointer for menu items. Fixes the regression from removal of anchors, which caused a text cursor to appear on non-disabled items.
Menu: Add or modify some demo items to test multi-line items
Autocomplete: Update categories demo to use menu's new items option to exclude custom headers from menu focus