message: Update Settings to 0.7.9
diff: -declare class Settings {}
  +/**
  + * A SidebarTab for providing help messages and settings configurations.
  + * The Settings sidebar is the furthest-to-right using a triple-cogs icon.
  + */
  +declare class Settings extends SidebarTab {
  + /**
  + * @override
  + */
  + static get defaultOptions(): Settings.Options;
  +
  + /**
  + * @param options - (unused)
  + * @override
  + */
  + getData(options?: Application.RenderOptions): Settings.Data;
  +
  + /**
  + * @override
  + */
  + activateListeners(html: JQuery): void;
  +
  + /**
  + * Delegate different actions for different settings buttons
  + */
  + protected _onSettingsButton(event: JQuery.ClickEvent): void;
  +}
  +
  +declare namespace Settings {
  + interface Data {
  + user: User;
  + system: any; // TODO: update when System is typed
  + coreVersion: string;
  + canConfigure: boolean;
  + canSetup: boolean;
  + coreUpdate: string | false;
  + modules: number;
  + }
  +
  + interface Options extends SidebarTab.Options {
  + /**
  + * @defaultValue `'settings'`
  + */
  + id: string;
  +
  + /**
  + * @defaultValue `'templates/sidebar/settings.html'`
  + */
  + template: string;
  +
  + /**
  + * @defaultValue `'Setttings'`
  + */
  + title: string;
  + }
  +}
  