Fix cluster_loss error and add demo for batch correction with no bio labels (#26)

* 📝 Docs: adding no bio groups demo 🚧

* 🚧 tried add miseq but maybe incomplete analysis?

* ✨Feat: mv df_joiner() function to abaco.utils

helper function for joining N dataframes on common col

* 🚧📝Docs: Updating demo, removing alpha diversity metrics

* 🐛Fix: error for min_kl

if no kl > 0 then set min to 0 to prevent empty array error

* add scanpy

* 🚚 renaming tutorial

* 📝Docs: adding tutorials

* 🎨 lint and style

Author: angelphanth

docs/index.md

@@ -13,6 +13,7 @@
 
 tutorial/tutorial-anaerobic-digestion
 tutorial/demo-mgnify-mgys-1135
+tutorial/demo-mgnify-tomatoes
 ```
 
 ```{toctree}

docs/tutorial/demo-mgnify-mgys-1135.py

@@ -5,7 +5,7 @@
 #       extension: .py
 #       format_name: percent
 #       format_version: '1.3'
-#       jupytext_version: 1.17.2
+#       jupytext_version: 1.18.1
 #   kernelspec:
 #     display_name: .venv
 #     language: python