chore(packages): move the packages to root

demos/angular/src/app/nested-nav/nested-page-three/page-three.ts

@@ -0,0 +1,39 @@
+import { Component, ViewEncapsulation } from '@angular/core';
+import { Location } from '@angular/common';
+import { Router } from '@angular/router';
+import { NavController } from '@ionic/angular';
+
+@Component({
+  selector: 'page-three',
+  template: `
+  <ion-page>
+    <ion-header>
+      <ion-toolbar>
+        <ion-title>Page Three</ion-title>
+      </ion-toolbar>
+    </ion-header>
+    <ion-content padding>
+      Page Three {{ts}}
+      <div>
+        <ion-button (click)="navPop()">Go Back</ion-button>
+      </div>
+    </ion-content>
+  </ion-page>
+  `
+})
+export class PageThree {
+
+  ts: number;
+  constructor(private router: Router, private location: Location) {
+
+    setInterval(() => {
+      this.ts = Date.now();
+    }, 500);
+  }
+
+
+  navPop() {
+    window.history.back();
+  }
+
+}