Add an add team button to the TabBar

src/browser/config/AppConfig.js

@@ -0,0 +1,12 @@
+const settings = require('../../common/settings');
+const {remote} = require('electron');
+
+var config;
+try {
+  const configFile = remote.app.getPath('userData') + '/config.json';
+  config = settings.readFileSync(configFile);
+} catch (e) {
+  config = {};
+}
+
+module.exports = config;