0.10.0

• Detach backend support, so that more backends can be supported easier in the future
  • numpy backend: https://github.com/pwwang/datar-numpy
  • pandas backend: https://github.com/pwwang/datar-pandas
• Adopt pipda 0.10 so that functions can be pipeable (#148)
• Support pandas 1.5+ (#144), but v1.5.0 excluded (see pandas-dev/pandas#48645)

What's Changed

• 0.10.0 by @pwwang in #157

Full Changelog: 0.9.1...0.10.0