* refactoring TransformersEstimator to support default and custom_hp * handling starting_points not in search space * addressing starting point more than max_iter * fixing upper < lower bug
* adding automl.score * fixing the metric name in train_with_config * adding pickle after score * fixing a bug in automl.pickle
* Prepare for release Co-authored-by: Moe Kayali <t-moekayali@microsoft.com> * bug fix * improve doc and code quality Co-authored-by: Qingyun Wu
