title: iOS sort an NSArray of Time NSString's
body: <p>I need to sort an <code>NSArray</code> containing time <code>NSString</code>'s such as,</p>
  
  <pre><code>NSMutableArray *times = [[NSMutableArray alloc]initWithObjects:@"09:00 AM",@"07:30 AM",@"06:45 PM",@"05:00 PM",@"12:45 AM",@"12:45 PM",@"01:00 AM",@"01:15 PM", nil];
  </code></pre>
  
  <p>What I need is to sort the array in ascending order of time.<br>
  Is there any way to do such a thing?</p>