message: Update 06-18-2019.md
  Adding myself to attendee list
diff: @@ -13,6 +13,7 @@ Rikki Schulte | GraphiQL Maint. Team | Cleveland, OH, US
  Alec Aivazis | Ind. Contributor | Los Angeles, CA, US
  Orta Therox | Microsoft | Redmond, US
  Nigel Schuster | Facebook | New York, NY, US
  +Josh Lear | Facebook | Menlo Park, CA, US
  *ADD YOUR NAME HERE* | *COMPANY / ORG* | *WHERE YOU ARE*
  ## Agenda
  