title: processmaker : connect to database
body: <p>according to the title, i want to connect the process maker to the database.</p>
  
  <p>i use MySql as an engine, the server is localhost, and the port is 3306. after submit the configuration, then the processmaker doing 4 steps to test the connection. i already passed the first 2 step, but the 3 and 4 step are failed.
  the processmaker say :</p>
  
  <blockquote>
    <p>MySql connection refused!</p>
  </blockquote>
  
  <p>i follow the instruction from <a href="http://wiki.processmaker.com/index.php/Database_Connections" rel="nofollow">http://wiki.processmaker.com/index.php/Database_Connections</a>
  but it still doesn't work. </p>
  
  <p>thanks for your answer</p>