v1.0.1

• Add "evaluate" function to all Estimators (ElmRegressor, ElmClassifier, MhaElmRegressor, MhaElmClassifier)
• Add new module "scaler"
• Our scaler can be utilized with multiple methods.
• Add "save_loss_train" and "save_metrics" functions to all Estimators
• Add "save_model" and "load_model" functions to all Estimators
• Add "save_y_predicted" function to all Estimators
• Update all examples and documents