setup.py: harmless changes
These are few harmless changes in setup.py taken from !1009 (closed) and !1022 (closed) to be merged before working on more dangerous things in setup.py (after talking with @marmoute).
These are few harmless changes in setup.py taken from !1009 (closed) and !1022 (closed) to be merged before working on more dangerous things in setup.py (after talking with @marmoute).