Fix typo in lapack_opt_info setup

Remove unnecessary requirements (linked to Python 2 to 3 switch) and scipy random sparse number generation reimplemantation

revamp installation of tests

re-include test and data files in the installation following setuptools recommandation (c.f. https://setuptools.pypa.io/en/latest/userguide/datafiles.html)

remove useless installation of test, data and remaining doc files (potential fix for github issue #10 )

Remove doc copy during installation

potential fix for github issue #10 : remove doc copy during installation (still included in distribution thanks to MANIFEST.in)

update version number to be higher than any mirror on PyPI

fix omp deprecation warnings

setup CI to automatically publish on PyPI when releasing new version

revamp setup files (fixing github issue #1 incidentally) + manage package version number in a dedicated file