* Restyle UserInputLabel and refactor its usages to have all input its data sent from Rust
* Replace the welcome screen quick buttons with ones sent by backend
* Add the ShortcutLabel widget to the backend
* Replace hints bar with a backend-controlled layout; show mouse icons in place of mouse labels
* remove branded files
* use branding repo
* include favicons
* nixpkg fixup
* win fix ico path
* fix fmt
* skip licensenses for dev builds
* review fixup
* test
* test
* ci test
* ci test
* ci test
* fix ci
Keavon Chambers
Timon