The main goal was improving the readability of the original code however some ugliness remains.
- Swapped from pointer singleton to instance singleton
- Actually make use of the alpha logic that used to be present
- Added a counter to notifications to indicate if something is being spammed
- Notification timeouts reset if they're sent to the queue again
* feat(vscode): added launch.json to dbg
* feat(file_manager): Make use of a global instance
* feat(file_manager): Allow for file and folder instances to be empty
* refactor(GlobalsService): Update code of global service (untested)
