Bump github.com/gogo/protobuf from 1.2.1 to 1.3.0

[dependabot-preview]

Bumps github.com/gogo/protobuf from 1.2.1 to 1.3.0.

Release notes

Sourced from github.com/gogo/protobuf's releases.

Release v1.3.0

Tested versions:

go 1.12.9
protoc 3.7.1

Improvements:

• plugin/stringer - Handle repeated and/or nullable types a bit better now.
• plugin/size - Remove the loop in sovXXX by using bit twiddling.
  • Thanks: https://github.com/apelisse
• plugin/marshalto - Implemented a reverse marshal strategy which allows for faster marshalling. This now avoids a recursive (and repeated) call to Size().
  • Thanks: https://github.com/apelisse
• plugin/compare - Added support for for oneof types.

Bug fixes:

• protoc-gen-gogo/generator - Fix assignment to entry in nil map.
  • Thanks: https://github.com/tgulacsi
• protoc-gen-gogo/generator - Allows plugins to call RecordTypeUse without panicking.
  • Thanks: https://github.com/fedenusy
• proto/extensions - Fixed set extension regression. We did not clear the extensions before setting.
• io/uint32 - fix uint32reader bug that causes ReadMsg to recreate buffer when lengths are the same.
  • Thanks: https://github.com/SebiSujar
• proto/table_merge: Fix merge of non-nullable slices.
  • Thanks: https://github.com/euroelessar

Upstream commits:

• merged in golang/protobuf commit 318d17de72747ed1c16502681db4b2bb709a92d0 - Add UnimplementedServer for server interface
• merged in golang/protobuf commit b85cd75de734650db18a99a943fe351d41387800 - protoc-gen-go/grpc: inline errUnimplemented function
• merged in golang/protobuf commit d3c38a4eb4970272b87a425ae00ccc4548e2f9bb - protoc-gen-go/grpc: use status and code packages only if needed
• merged in golang/protobuf commit e91709a02e0e8ff8b86b7aa913fdc9ae9498e825 - fix indentation in jsonpb with Any messages
• merged in golang/protobuf commit 8d0c54c1246661d9a51ca0ba455d22116d485eaa - protoc-gen-go: generate XXX_OneofWrappers instead of XXX_OneofFuncs

Misc:

• extensions.md - Markdown update.
  • Thanks: https://github.com/TennyZhuang
• Readme.md - Added user.
• go/protoc update - Updated to go1.12.x and protoc 3.7.1
• Makefile update - fix go vet shadow tool reference
• test/mixbench - Update mixbench tool. Expose runnable benchmarks via flags.

Commits

• 0ca988a merged in golang/protobuf commit 8d0c54c1246661d9a51ca0ba455d22116d485eaa - p...
• 4c00d2f compare plugin. update compare for oneof types to check this and that types a...
• 28a6bbf [merge] Fix merge of non-nullable slices (#569)
• f6077ae added a test case for issue #587. check that we do not re-alloc a buffer when...
• 0592a1c fix uint32reader bug that causes ReadMsg to recreate buffer when lengths are ...
• 65acae2 sdrawkcab fubotorp lahsraM (#560)
• dadb625 Set extension regression (#577)
• 21df5aa test/mixbench - added commandline benchmark selection options. (#575)
• 871f82e Replace sov (#565)
• 285f4c7 Allows plugin invoked via GeneratePlugin to call RecordTypeUse without pa...
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #707.