title: PasswordHash not working php CI
body: <p>I followed the tutorial  <a href="http://dialect.ca/code/ci-simple-login-secure/" rel="nofollow">http://dialect.ca/code/ci-simple-login-secure/</a>
  but I am having a password error 
  when I enter the password </p>
  
  <pre><code>M@ndiri%%321 and M@ndiri%%654 
  </code></pre>
  
  <p>at any rate having reversed my password error..
  if there is a problem in the regex?</p>
  
  <p>how to fix??..thanks</p>