[aapi] agenda for today's call

The agenda for today's call is to go through action items and check on our progress on our schedule.
Goal is to have to-do items [1] cleared and a first draft of the documentation of existing mappings by June 1

[1] http://www.w3.org/Bugs/Public/buglist.cgi?product=ARIA&component=Platform+APIs

Also, I will miss next week's call.  Can someone else volunteer to run it?