title: strange Latitude and longitude format
body: <p>I'm receiving a strange Latitude Longitude response from my GPS.
  The message is the following: </p>
  
  <blockquote>
    <p>CGPSINF:0,3948.873779,730.434240,351.238801,20150325115857.283,2,11,0.112258,0.000000"</p>
  </blockquote>
  
  <p>I know that the latitude is 3948.873779 and the longitude is 730.434240
  but how can I convert these to decimal ?</p>