- The .desc files will be in the same folder as the generated .cc and .h files.
- Paths to generate .desc files are stored in a variable passed in
- This is only implemented for C++
- Remove legacy ARGS
- Add test that generates and uses C++ protobuf message
- Add test that checks that the generated .desc file can be instantiated
with DynamicMessageFactory
- Add Help rst for new feature
Rename our recently added imported targets to match those provided by
the upstream's CMake-based build. That way a project using
`find_package(Protobuf)` can get the same target names no matter how
protobuf is found.
Suggested-by: Konstantin Podsvirov <konstantin@podsvirov.pro>