V0.9.5

In this important update, we introduce multiple important features:

v<0.9.5>, <09/10/2021> -- Update to GitHub Action for autotest!
v<0.9.5>, <09/10/2021> -- Various documentation fix.
v<0.9.5>, <10/26/2021> -- MAD fix #318.
v<0.9.5>, <10/26/2021> -- Automatic histogram size selection for HBOS and LODA #321.
v<0.9.5>, <10/27/2021> -- Add prediction confidence #349.