Ultra simple async retrieval of remote files over http or https
npm install wgetjs
var wget = require('wgetjs'); //
var url = 'http://somedomain.org/someimage.png';
wget(url); // will save someimage.png in the current path. TODO: if callback is omitted, do this as a sync operation
wget(url, function() {
console.log('Done'); // take some action when wget has finished
});