title: UITableview reloaddata with animation
body: <p>I have a <code>UITableView</code> which is populated from array and a drop down list.<br>
  If I select any row of drop down list the array will be inserted with new values and tableview should get reloaded.</p>
  
  <p>How to animate the tableview with new array contents? </p>
  
  <p>Animation like I want to show the row one by one. i tried this method </p>
  
  <pre><code>- (void)reloadRowsAtIndexPaths:(NSArray )indexPaths withRowAnimation:(UITableViewRowAnimation)animation { 
  NSIndexPath rowToReload = [NSIndexPath indexPathForRow:[names count] inSection:0];
   NSArray* rowsToReload = [NSArray arrayWithObjects:rowToReload, nil]; 
  [tableDetails reloadRowsAtIndexPaths:rowsToReload withRowAnimation:UITableViewRowAnimationNone];
   }
  </code></pre>