Updated for V2.0

Update tab_manager.py

Update tab_manager.py

Update tab_manager.py

Update tab_manager.py

More changes to user input table.

Update tab_manager.py

fixed default values for the evaluation

added check_for_power_of_two(x) func

added some clean error handling prior to model inferencing

Added st.info and st.success outputs and fixed error where 'download_data' button appeared if there was no data.

fixed relative path issue --> data dir

Updated the download functionality

Application main and aux files