CRAN release v0.4.1

• New features:
  • New functions:
    • Functions target_encode and build_target_encoding have been implemented to provide target encoding which is the process of replacing a categorical value with the aggregation of the target variable.
    • Function remove_sd_outlier helps to remove rows that have numerical values to extrem.
    • Function remove_percentile_outlier helps to remove rows that have numerical values to extrem (based on percentile analysis).
    • Function remove_rare_categorical helps to remove rows that have categorial values to rare.
  • New features in existing functions :
    • Function prepareSet integrate target_encode function. It is called by providing target_col and target_encoding_functions.