Rename signup route, address property

app/routes/signup/account.js

@@ -0,0 +1,17 @@
+import Route from '@ember/routing/route';
+import { inject as service } from '@ember/service';
+import { isEmpty } from '@ember/utils';
+
+export default Route.extend({
+
+  kredits: service(),
+
+  redirect () {
+    this._super(...arguments);
+
+    if (isEmpty(this.kredits.githubAccessToken)) {
+      this.transitionTo('signup.index');
+    }
+  }
+
+});