Add fix for remote module

[ci skip]

demos/electron/index.js

@@ -3,7 +3,7 @@
 /* exported export_xlsx */
 /* eslint no-use-before-define:0 */
 var XLSX = require('xlsx');
-var electron = require('electron');
+var electron = require('electron').remote;
 
 var process_wb = (function() {
 	var HTMLOUT = document.getElementById('htmlout');

demos/electron/main.js

@@ -11,7 +11,8 @@ function createWindow() {
 	win = new electron.BrowserWindow({
 		width: 800, height: 600,
 		webPreferences: {
-			nodeIntegration: true
+			nodeIntegration: true,
+			enableRemoteModule: true
 		}
 	});
 	win.loadURL("file://" + __dirname + "/index.html");