Added strict type checking to the project. (#236)

* Implement strict typing (WIP).

* changes

* Finish type checks

* Fix notification icon, matugen settings and update tsconfig.

* OSD Styling updates and added the ability to configure OSD duration.

modules/menus/powerDropdown/button.ts

@@ -1,4 +1,3 @@
-import icons from "lib/icons";
 import { PowerOptions } from "lib/types/options";
 import options from "options";
 import powermenu from "../power/helpers/actions";