GitLab

* Fix bugs for full activation recompute in FP8
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* Ensure identical numerics in recomputation for pipeline parallelism
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* expose checkpoint API and add docs
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>

* complete checkpointing docs
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>
Signed-off-by: Kirthi Shankar Sivamani <ksivamani@nvidia.com>