ARIA-AT minutes for 2019-08-07

Hi everyone,

The minutes can be found from the following link:
https://www.w3.org/2019/08/07-aria-at-minutes.html


For the second agenda, Issue #6, Design a simple way for tester to contribute，
I couldn’t take notes really well, so please follow the issue on Github.<https://github.com/w3c/aria-at/issues/6>

Best,
Yohta