reminder/correction: meeting July 19

Hi everyone,

Sorry for the confusion from my earlier message

Just a quick reminder that we're meeting on Thursday July 19 at noon
Eastern time.

Agenda items are listed below -- feel free to add here or later.

Best,
Peter.

[1] https://github.com/w3c/mathonwebpages/wiki#dial-in-information

# Agenda

* a11y task force: plan first meeting
* TPAC 2018 planning