title: Ruby UTF 8 Decryption Issue
body: <p>after decrypting a hash, method <code>decrypt(hash[field])</code> is returning:</p>
  <pre><code>&quot;100\xE2\x80\x90111\xE2\x80\x9010333\xE2\x80\x900012&quot;
  </code></pre>
  <p>but using <code>puts decrypt(hash[field])</code> gives correct result as</p>
  <pre><code>'100‐111‐10333‐0012'
  </code></pre>
  <p>how to resolve this issue?</p>