Additionally, performance improvements:
- Reduce overhead of collapsing elements
(see https://github.com/gorhill/uBlock/issues/2839)
- Cache decomposition of source hostname when matrix-filtering
Also, various code review.
Also:
- a new per-scope switch has been added to control <noscript> spoofing on
a per site basis
- a global setting to be used as the default state of the <noscript>
spoofing switch
- Privacy pane has been merged into Setting pane