title: Base64ing Unicode characters
body: <p>Can <a href="http://en.wikipedia.org/wiki/Unicode" rel="noreferrer">Unicode</a> characters be encoded and decoded with <a href="http://en.wikipedia.org/wiki/Base64" rel="noreferrer">Base64</a>?</p>
  
  <p>I have attempted to encode the string 'الله', but when I decoded it all I got was '????'.</p>