GitLab

* Move torchscript and add ONNX documentation under modle_export
Signed-off-by: Morgan Funtowicz <funtowiczmo@gmail.com>

* Let's follow guidelines by the gurus: Renamed torchscript.rst to serialization.rst
Signed-off-by: Morgan Funtowicz <funtowiczmo@gmail.com>

* Remove previously introduced tree element
Signed-off-by: Morgan Funtowicz <funtowiczmo@gmail.com>

* WIP doc
Signed-off-by: Morgan Funtowicz <funtowiczmo@gmail.com>

* ONNX documentation
Signed-off-by: Morgan Funtowicz <morgan@huggingface.co>

* Fix invalid link
Signed-off-by: Morgan Funtowicz <morgan@huggingface.co>

* Improve spelling
Signed-off-by: Morgan Funtowicz <morgan@huggingface.co>

* Final wording pass
Signed-off-by: Morgan Funtowicz <morgan@huggingface.co>