Write-pypistat

What's Changed
* Fixed: merge dfs, if contains only nan values by veghdev in https://github.com/veghdev/write-pypistat/pull/109

**Full Changelog**: https://github.com/veghdev/write-pypistat/compare/0.5.4...0.5.5

What's Changed
* write-pypistat: add py.typed by veghdev in https://github.com/veghdev/write-pypistat/pull/106

**Full Changelog**: https://github.com/veghdev/write-pypistat/compare/0.5.3...0.5.4

What's Changed
* pull_request_template.md: update template by veghdev in https://github.com/veghdev/write-pypistat/pull/100
* write-pypistat: Add typing support by veghdev in https://github.com/veghdev/write-pypistat/pull/102

**Full Changelog**: https://github.com/veghdev/write-pypistat/compare/0.5.2...0.5.3

What's Changed
* pypistat.py: fix nan merging by veghdev in https://github.com/veghdev/write-pypistat/pull/96
* CONTRIBUTING.md: move Version number into Changes by veghdev in https://github.com/veghdev/write-pypistat/pull/94

**Full Changelog**: https://github.com/veghdev/write-pypistat/compare/0.5.1...0.5.2

What's Changed
* pypistat.py: fix python minor, major merging by veghdev in https://github.com/veghdev/write-pypistat/pull/91

**Full Changelog**: https://github.com/veghdev/write-pypistat/compare/0.5.0...0.5.1

What's Changed
* writepypistat.py: new property, fill_no_data by veghdev in https://github.com/veghdev/write-pypistat/pull/86
* SECURITY.md: update by veghdev in https://github.com/veghdev/write-pypistat/pull/88

**Full Changelog**: https://github.com/veghdev/write-pypistat/compare/0.4.0...0.5.0