Bump version and update changelog.

Don't depend on self. (#130)

Ensure the .pxd is included in source builds. Closes #129.

Merge remote-tracking branch 'origin/master'

v7.0.0 (#124)

Bump version: 6.0.1 → 6.0.2

Release build needs to use macos-11 or greater.

Bump version: 6.0.0 → 6.0.1

Ensure fallback implementation is always, for-real, available.

Bump version: 5.0.2 → 6.0.0

Various version bumps. (#115)

Remove old benchmark documentation and add a new one to close #108.

SIMDJSON updated to version 3.0.0

Bump version: 5.0.1 → 5.0.2

Revert manual version bump.