v2.0.0.a8

What's Changed

• Static Analysis by @sean-parent in #546
• Nix an unused matrix element by @dabrahams in #548
• Update code base to pass clang-tidy by @sean-parent in #552
• Reworked future reduction by @sean-parent in #551
• Restructured CMake to simplify Windows build (and all builds) by @sean-parent in #553
• Minor fixes to await and await docs. by @sean-parent in #555

Full Changelog: v2.0.0a7...v2.0.0a8