Adaptdl

What's Changed
* Fix adaptdl-ray release version by odp in https://github.com/petuum/adaptdl/pull/119
**Full Changelog**: https://github.com/petuum/adaptdl/compare/v0.2.10...v0.2.11

What's Changed
* Fix the ray links in documentation by rmfan in https://github.com/petuum/adaptdl/pull/108
* Fix documentation by rmfan in https://github.com/petuum/adaptdl/pull/109
* Use empty string for all-inclusive pod-label-selector by odp in https://github.com/petuum/adaptdl/pull/113
* Disable immediate allocation for NP jobs by odp in https://github.com/petuum/adaptdl/pull/114
* Add adaptdl ray to index by rmfan in https://github.com/petuum/adaptdl/pull/111
* Handle default case of spec.preemptible by odp in https://github.com/petuum/adaptdl/pull/116
* Support apiextensions.k8s.io/v1 and admissionregistration.k8s.io/v1 by odp in https://github.com/petuum/adaptdl/pull/118


**Full Changelog**: https://github.com/petuum/adaptdl/compare/v0.2.9...v0.2.10

- Use pymoo version 0.5.0
- Add an Adaptdl Ray Tune Trial scheduler
- Support AdaptDL on AWS Ray Clusters

- Adds support for Adam and AdamW optimizers.
- Print exceptions for torch hooks and callbacks.

* Documentation fixes
* Version check between AdaptDL Trainer Lib and Scheduler
* Change pod creation error to cause the AdaptDL job to fail instead of the scheduler pod
* Add support for LEGW, Linear, and Sqrt scaling rules.
* Add support for automatic mixed precision
* Save Checkpoint File Atomically
* Adaptive batch size updates from research codebase
* Fix timezone format parsing in python3.6
* Fixes to BERT example

* Update helm release workflow