title: iOS: Create CLLocation with latitude, longitude, speed and timestamp
body: <p>I'm want to initialize a CLLocation object. To do this I'm using: </p>
  
  <pre><code>CLLocation *location = [[CLLocation alloc] initWithLatitude:latitude longitude:longitude];
  </code></pre>
  
  <p>My <code>location</code> need speed and timestamp, but speed and timestamp are read only parameters. How can I assign values to this parameters?</p>