SAK-26588 quite bad cal URL logging. Patch from Stephen M


git-svn-id: https://source.sakaiproject.org/svn/calendar/trunk@311237 66ffb92e-73f9-0310-93c1-f5514f145a0a
SAK-26331 Matthew B patch adding comments around loop


git-svn-id: https://source.sakaiproject.org/svn/calendar/trunk@311243 66ffb92e-73f9-0310-93c1-f5514f145a0a