title: BigDecimal rounding question
body: <p>I would like to be able to round up any number to quater of the whole number.</p>
  
  <p>For example:</p>
  
  <pre>
  100.33 -> 100.50
  100.12 -> 100.25
  100.66 -> 100.75
  100.99 -> 101.00
  100.70 -> 100.75
  100.00 -> 100.00
  100.25 -> 100.25
  </pre>
  
  <p>etc...</p>
  
  <p>thank guys... </p>