title: Google People API cannot get birthday year
body: <p>this is my first question in stackoverflow. I have a problem with Google People API when I'm trying to get user birthday year. Here's the log from my logcat.</p>
  
  <p><code>D/FitPartners: {"date":{"day":20,"month":1},"metadata":{"primary":true,"source":{"id":"1....41","type":"PROFILE"}}}</code></p>
  
  <p>As you can see, I can get the month and day just fine. But, there's no year in there. Even when I'm using google Try it! from <a href="https://developers.google.com/people/api/rest/v1/people/get" rel="noreferrer">https://developers.google.com/people/api/rest/v1/people/get</a>. The response don't give the year too.</p>
  
  <pre><code>Response
  
  200 OK
  
  - Show headers -
  
  {
   "resourceName": "people/1.......41",
   "etag": "r....a4o=",
   "birthdays": [
    {
     "metadata": {
      "primary": true,
      "source": {
       "type": "PROFILE",
       "id": "1........41"
      }
     },
     "date": {
      "month": 1,
      "day": 20
     }
    }
   ]
  }
  </code></pre>
  
  <p>I've been trying to figure out about this and searching from stackoverflow for 4 days before deciding to make a questions. Please help.</p>