Revert "This code should now be unnecessary."

This reverts commit 5f9cf47003.

app/node_modules/xo-api/index.js

@@ -18,6 +18,12 @@ const {isArray, isString} = angular
 export default angular.module('xo-api', [
   angularCookies
 ])
+  .run(function ($rootScope) {
+    // Ensure correct integration with Angular.
+    xoLib.setScheduler(function (fn) {
+      $rootScope.$evalAsync(fn)
+    })
+  })
   .service('xoApi', function (
     $cookieStore,
     $rootScope,