switch electron to 0.37.8 to temp fix broken 0.30.0 (#345)

Author: ofTheo

frontend/index.js

@@ -157,11 +157,8 @@ var mainWindow = null;
 
 // Quit when all windows are closed.
 app.on('window-all-closed', function() {
-    // On OS X it is common for applications and their menu bar
-    // to stay active until the user quits explicitly with Cmd + Q
-    if (process.platform != 'darwin') {
-        app.quit();
-    }
+    app.quit();
+    process.exit();
 });
 
 
@@ -247,6 +244,7 @@ app.on('ready', function() {
     mainWindow.on('closed', function() {
 
         mainWindow = null;
+        app.quit();
         process.exit();
         // Dereference the window object, usually you would store windows
         // in an array if your app supports multi windows, this is the time