Added Michael and Rafael Staib (#215)

Author: michaelstaib

agendas/2019-08-01.md

@@ -30,6 +30,8 @@ to the list of attendees below along with your organization and location. Add an
 Name                 | Organization       | Location
 -------------------- | ------------------ | ----------------------
 Lee Byron            | GraphQL Foundation | Menlo Park, CA
+Michael Staib        | ChilliCream        | Zurich
+Rafael Staib         | ChilliCream        | Zurich
 Evan Huus            | Shopify            | Ottawa, Canada
 Krithika Prakash     | IBM                | New York, NY
 Erik Wittern         | IBM Research       | Yorktown Heights, NY