Add "All Tracks" option to Startup page (#955)

ui/controller/routes.go

@@ -66,6 +66,10 @@ func AlbumRoute(albumID string) Route {
 	return Route{Page: Album, Arg: albumID}
 }
 
+func AllTracksRoute() Route {
+	return Route{Page: Tracks}
+}
+
 func FavoritesRoute() Route {
 	return Route{Page: Favorites}
 }

ui/mainwindow.go

@@ -281,6 +281,8 @@ func (m *MainWindow) ReloadTheme() {
 
 func (m *MainWindow) StartupPage() controller.Route {
 	switch m.App.Config.Application.StartupPage {
+	case "All Tracks":
+		return controller.AllTracksRoute()
 	case "Artists":
 		return controller.ArtistsRoute()
 	case "Favorites":