This reverts commit 882f114a8d.

* Fixing classifiers of Pypi for local compliler

* Disable aarch64 in building Python

remove build s390x python wheels

remove build wheel for ppc64le

* release python

* fix twine upload only push tags, fix linux bdist_wheel so path error

* fix long_description_content_type

* remove log print

* set cibuildwheel version 1.6.3

* add pyproject.toml

* set release python only on push tag

* add ci build python 2.7

* remove python2.7; update readme.md