Notes for mathjax-docs - reproducible builds result

Version annotated: 2.7+20171212-1
Identified issues:
Identifier: randomness_in_objects_inv
Description Some Python documentation tool writes objects.inv files in a random order.
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There is also a translation issue that is being tracked in sphinxdoc_translations
 

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).