tree a2a2072130ecd7776df65a4644ca889dc5ba4778
parent e622bd93c902a308788c28f3637325154b9e9cc4
author Yegor <yjbanov@google.com> 1521852652 -0700
committer GitHub <noreply@github.com> 1521852652 -0700
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CONTRIBUTING.md: explain the need for building host with non-host (#4863)

* CONTRIBUTING.md: explain the need for building host with non-host

* address comments

* locally-built