[misc] Updated HolidayRequest.WebHome to the new xar format
HOLIDAYREQ-27: Remove tabbed information (comments, attachments, etc) from the home page

* Also deleted creationDate added with the new xar format
Merge pull request #5 from gabrielasmeria/HOLIDAYREQ-27

HOLIDAYREQ-27: Remove tabbed information (comments, attachments, etc) from the home page