Notes for gap-grape - reproducible builds result

Version annotated: 4r7+ds-3
Identified issues:
Identifier: pdf_id_varying_due_to_build_path
Description The PDF /ID is generated based on timestamps (which are now deterministic) and the path of the source file.
texlive needs to be fixed to strip the build path prefix while generating the ID.
 

Our notes about issues affecting packages are stored in notes.git and are targeted at packages in Debian in 'unstable/amd64' (unless they say otherwise).