Fastrank 0.8 (M1 support, Python 3.7)

We revamped how CI scripts work and upgraded Maturin in order to get "Apple Silicon" support.

What's Changed

• Update zstd requirement from 0.4 to 0.9 by @dependabot-preview in #45
• Upgrade to GitHub-native Dependabot by @dependabot-preview in #42
• Update zstd requirement from 0.9 to 0.10 by @dependabot in #48
• Update ordered-float requirement from 2.0 to 3.0 by @dependabot in #50
• Update zstd requirement from 0.10 to 0.11 by @dependabot in #49
• Update zstd requirement from 0.11 to 0.12 by @dependabot in #51
• Try CI.yml modified from cramjam project by @jjfiv in #54

Full Changelog: 0.7.0...0.8.0