0 0 0 Dart

CONTRIBUTING.md: updates for Dart 2; move parts to flutter/engine (#15874)

* CONTRIBUTING.md: updates for Dart 2; move parts to flutter/engine

* address comments

Yegor committed 8y ago

e9cf950006441c77f1eb68e6a814d556a17fcf96

Parent: 03683bf

Committed by GitHub <noreply@github.com> on 3/24/2018, 12:51:41 AM