[WIP] Update futures-preview to 0.3.0-alpha.16#204

Merged

yoshuawuyts merged 2 commits intohttp-rs:masterfrom taiki-e:await

May 11, 2019

+35-32

Commits on May 9, 2019

Replace await! macro with await syntax
taiki-e
committed

Commits on May 10, 2019

Update futures-preview to 0.3.0-alpha.16
taiki-e
committed