Update ical.php

/*
rev 0.6 - 2013-09-28 : 
* added status field and inserted an easy format way
* added two parameters to be inserted in module configuration to choose calendar name and description
*/

PS. to "jjjj12212": it should be great to retrieve db access from EPESI framework, without having to insert them again.
Same LOCATION variable: it should be great to retrieve it from EPESI configuration.
You are the expert of EPESI integration :)