protoc_plugin README fixes and tweaks: (#617)

- Fix proto syntax

- Add `syntax = "proto3"` in proto examples. proto3 is used instead of
  proto3 is newer. Removed `optional`s.

- Minor rewording

Fixes #208
1 file changed
tree: 6fd0530c908ff1f70d4d88d29a20d9900e9f7c65
  1. .github/
  2. api_benchmark/
  3. protobuf/
  4. protoc_plugin/
  5. query_benchmark/
  6. tool/
  7. .gitignore
  8. analysis_options.yaml
  9. mono_repo.yaml
  10. README.md
README.md

Protobuf support for Dart

CI status pub package

Protocol Buffers (protobuf) are Google's language-neutral, platform-neutral, extensible mechanism for serializing structured data.

This repository is home to packages related to protobuf for Dart. It contains: