Use model.transform.trace system

[scymtym]

Source tracking as well as tracing of further transformations should be performed using the model.transform.trace system.

• Source locations for objects read from recipes
• Traces for object transformations
  • Feature parsing
  • Project includes
  • Distribution includes
  • Uses of copy-location
  • Maybe instantiation of specification objects
• Source locations for dependencies discovered via analysis
  • CMake
  • Setuptools
  • ROS packages
  • ASDF