* ADD plot Sample Distribution Histogram
* ADD paired-ttest option
* ENH add option to remove samples in GUI
* ADD pyComBat Batch correction Behdenna A, Haziza J, Azencot CA and Nordor A. (2020) pyComBat, a Python tool for batch effects correction in high-throughput molecular data using empirical Bayes methods. bioRxiv doi: 10.1101/2020.03.17.995431
* ENH remove iteration utilities, remove C++ dependency
* ENH upgrade to pandas 2.0.0