Setuptools, python3, Cython compliance#8

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eugeneai wants to merge 22 commits intosmvv:masterfrom

eugeneai:master

Commits on Apr 24, 2016

run python-modernize, fix .pyx / .c files for py3
csarn
committed

Commits on Apr 25, 2016

make pybison (kinda) work on windows. still crashes, but calc1 demo almost works.
Christoph Sarnowski
committed

Commits on Apr 26, 2016

make it work with msvc, errorhandler goes to infinite loop with memory leak
Christoph Sarnowski
committed

Commits on Apr 27, 2016

fix error on null pointers
Christoph Sarnowski
committed
add example script
Christoph Sarnowski
committed

Commits on May 11, 2016

fix lib hash handling, add more detailed exception info
Christoph Sarnowski
committed

Commits on Jul 3, 2016

Commits on Jul 6, 2016

Wrong package name has been corrected
eugeneai
committed

Commits on May 4, 2017