tree 558d55ac97abb3ccf354de13eb13e9e0670a4842
parent 67d41d38c208bd06ec485beb10570afa8c804134
author Joe Tsai <joetsai@digital-static.net> 1582583453 -0800
committer Joe Tsai <joetsai@google.com> 1582587058 +0000

all: add CONTRIBUTING.md

Change-Id: I3fcf268e35159e89beacf1ec63dfc256477a6382
Reviewed-on: https://go-review.googlesource.com/c/protobuf/+/220678
Reviewed-by: Damien Neil <dneil@google.com>