WL-2123 Interim build
WL-2123 move sort coursecomponentsession to compareto
WL-2123 format the start and end date in javascript
WL-2123 uce generics for comparator
WL-2123 use trimpath expression modifier
WL-2123 put new Date() in trimpath expression
WL-2123 Move the working out if it's a multi day event.

Doing date calculation in the JavaScript keeps the template simple.
Merge pull request #78 from ox-it/WL-2123

WL-2123 Display teaching dates when present.