Enable Apollo Server 2 to have async context + test#1129

Merged

evans merged 2 commits intoversion-2from server-2.0/async-context

Jun 4, 2018

+48-16

Commits on Jun 1, 2018

core: add test for context as async function
evans
committed

Commits on Jun 2, 2018

core,express: add support and test of context as async function
evans
committed