carto/protobuf @ a7071291c750fe2b1b8a20c155f4e3dd5a38db24

Paul Yang 26eeec93e4 Enable ignoring unknown in json parsing in php (#4839)		7 lat temu
..
Conformance.cs	26eeec93e4 Enable ignoring unknown in json parsing in php (#4839)	7 lat temu
Google.Protobuf.Conformance.csproj	f26e8c2ae0 Convert C# projects to MSBuild (csproj) format	8 lat temu
Program.cs	3adb054bbf add some test proto2 supported, add js proto2 supported, fixed some error	8 lat temu