GitLab

* Replace fc classifier with svm_multiclass_linear_trainer

* Mention about find_max_global()
Co-authored-by: Davis E. King <davis@dlib.net>

* Use double instead of float for extracted features
Co-authored-by: Davis E. King <davis@dlib.net>

* fix compilation with double features

* Revert "fix compilation with double features"

This reverts commit 76ebab4b91ed31d2332206fe8de092043c0f687f.

* Revert "Use double instead of float for extracted features"

This reverts commit 9a50809ebf0f420e72a3c2b4b856dc1a71b9c6b3.

* Find best C using global optimization
Co-authored-by: Davis E. King <davis@dlib.net>