Hdrhistogram

- Changed the setup scripts to correctly install dump_hdrh

- First release to only support python 3.x and drop support for python 2.7
- Removed any reference to future package to address CVE-2022-40899 [Python Charmers Future denial of service vulnerability](https://nvd.nist.gov/vuln/detail/CVE-2022-40899)
- Migrate CI to Github CI

- First release to only support python 3.x and drop support for python 2.7
- Removed any reference to future package to address [CVE-2022-40899 Python Charmers Future denial of service vulnerability](https://nvd.nist.gov/vuln/detail/CVE-2022-40899)
- Migrate CI to Github CI

Fixes [Encoding compatibility problem with HdrHistogram_c](https://github.com/HdrHistogram/HdrHistogram_py/issues/38)

What's Changed
* use correct homepage for pypi by astraw in https://github.com/HdrHistogram/HdrHistogram_py/pull/35
* cast address as C long long by astraw in https://github.com/HdrHistogram/HdrHistogram_py/pull/37
* fix DeprecationWarning: PY_SSIZE_T_CLEAN

New Contributors
* astraw made their first contribution in https://github.com/HdrHistogram/HdrHistogram_py/pull/35

**Full Changelog**: https://github.com/HdrHistogram/HdrHistogram_py/compare/0.9.0...0.9.1