Notes for pyregion - reproducible builds result

Version annotated: 1.1.4-2
Identified issues:
Identifier: random_order_in_python_environment_pickle
Description Python doctrees writes a `environment.pickle.gz`, in a random order and embeds encoding in some `*.doctree.gz` files.
 

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).