Prevents an precision error between arm64 and x86 architectures.

Prevent wrap of "passthrough" estimator

See merge request !192

Include temporary leaderboards from face_ongoing

See merge request !191

MTCNN is not serializable

Closes #81

See merge request !189

Adapted to changes introduced in bob.bio.base!296

See merge request !188

* Adapted to changes introduced in bob.bio.base!296
* removed the Histogram algorithm as it was not used

replace is_estimator_stateless with estimator_requires_fit

See merge request !187

The actual code meant to check if an estimator
requires fit or not while the function was named is_estimator_stateless.

remove legacy databases

See merge request !186

Add pre-commit

See merge request !185

Fix color functions

See merge request !184

drop support for .pos annotations

See merge request !183