title: Ionic V2 creating a prompt alert
body: <p>Here's my code:</p>
  
  <pre><code>public add() {
        let alert = Alert.create({
            title: "Add Date &amp; Time",
            message: "Enter the date and time of your donation.",
            inputs: [
                {
                    name: "date",
                    placeholder: "DD/MM/YYYY"
                },
                {
                    name: "time",
                    placeholder: "HH:MM AM/PM"
                }
            ],
            buttons: [
                {
                    text: "Cancel"
                },
                {
                    text: "Save",
                    handler: data =&gt; {
                        this.donationHistoryList.push({
                            date: data.date,
                            time: data.time
                        });
                    }
                }
            ]
        });
        this.navCtrl.present(alert);
    }
  </code></pre>
  
  <p>Here are the errors I am getting</p>
  
  <blockquote>
    <p>Property 'create' does not exist on 'type of Alert'.</p>
  </blockquote>
  
  <p>And</p>
  
  <blockquote>
    <p>Property 'present' does not exist on 'type of 'NavController'.</p>
  </blockquote>