* Add notification permission handling code
* Request notification permission when enabling any notification setting
* Add badge to notification settings when permissions insufficient
* Disable alerts by default, requesting permission and enable them on onboarding
* Improvements to the single column layout
- Add follows and followers link to the right panel
- Increase margins around separators in right panel
- Add follow requests link with counter when account is locked to right panel
* Redirect from getting started to home when navigation panel is visible
* Add responsive panels to the single-column layout
* Fixes
* Fix not being able to save the preference
* Fix code style issues
* Set max-height on the compose textarea and add a link to relationship manager
* Move TabsBar rendering logic from CSS to the ColumnsArea component
* Add forceSingleColumn mode
* Add unread notifications counter to tabs bar
* Add toggle to control `forceSingleColumn`
* Increase paddings in mobile layout responsively at large sizes
