Gets an information object for the window.
Example
async function getInfo() {
const app = await fin.Application.create({
name: 'myApp',
uuid: 'app-1',
url: 'https://www.openfin.co',
autoShow: true
});
await app.run();
const win = await app.getWindow();
return await win.getInfo();
}
getInfo().then(info => console.log(info)).catch(err => console.log(err));