Thank u for sharing ! here's mine :) we almost have the same timeline !
App. Filed: May 20, 2015
AOR Received: July 14, 2015
File Transfer: July 20, 2015
Med's: April 14,2015
Interview: waived
Request additional document: Aug 14,2015 (Appendix A) In Process the same day as well.
PPR: Visa exempt