⬆️ 👕 updated to eslint 2.1.0

Verified migration doc (nothing to be done)
http://eslint.org/docs/user-guide/migrating-to-2.0.0

And made sure the eslint tasks passed

spec/fixtures/api/quit-app/main.js

@@ -1,12 +1,12 @@
-var app = require('electron').app
+var app = require('electron').app;
 
 app.on('ready', function () {
   // This setImmediate call gets the spec passing on Linux
   setImmediate(function () {
-    app.exit(123)
-  })
-})
+    app.exit(123);
+  });
+});
 
 process.on('exit', function (code) {
-  console.log('Exit event with code: ' + code)
-})
+  console.log('Exit event with code: ' + code);
+});