feat: SNJS preferences

app/assets/javascripts/services/index.ts

@@ -4,6 +4,5 @@ export { DesktopManager } from './desktopManager';
 export { KeyboardManager } from './keyboardManager';
 export { AutolockService } from './autolock_service';
 export { NativeExtManager } from './nativeExtManager';
-export { PreferencesManager } from './preferencesManager';
 export { StatusManager } from './statusManager';
 export { ThemeManager } from './themeManager';