Suraj adding pydio to try and test web-based file explorer. (Cherry picking from the freebsd ports tree)
- Rename www/ajaxplorer to www/pydio due to upstream name change
- Update to 5.2.3

Thanks to Tommy Scheunemann for prodding me on this overdue update!

(cherry picked from commit 416f9e1aa072be02b5808e9ba575eeff030a4b44)

Conflicts:
	MOVED
	UPDATING