Sourced from github.com/golang/protobuf's releases.
v1.5.3
Notable changes
*( #1363) jsonpb: accept 'null' as a valid representation of NullValue in unmarshal
5d5e8c0
Merge pull request #1363 from neild/jsonnull37828f9
jsonpb: accept 'null' as a valid representation of NullValue in unmarshal