* Initial UI mockup for notification area settings
* First iteration of adapting the code to the Notification area settings UI reorg
* Remove redundant code to enable/disable widgets
* Reorganize notification area settings UI, improve settings and tooltips text
* Auto-wrap tooltips, add tooltips for each group
* Remove trailing space
* Fix merge error
* Further fixes from merge error
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Co-authored-by: WandererFan <WandererFan@gmail.com>