Added search in settings popup

Added icons to various buttons

Settings categories are now toggleable

Entirely refactor src/modules/requests.js

Added release dates to releases in release notes

Fixed "Force quit game" button being unclickable

Updating Northstar now deletes existing core mods

Added "Force quit game" button to the Titanfall 2 page

The icon of disabled mods now are slightly transparent

Fixed Titanfall 2 version having a newline in --version

Many visual changes to the release notes and mods pages

Fixed multiple updates being able to be run simultaneously

Fixed "Northstar is not installed!" showing up in logs when updating

Moved requests cache to (system cache folder)/Viper/cached-requests.json

Moved temporary folder for Northstar and mod downloads to (system cache folder)/Viper/Temp/