Add an optional file to show multiple ways to use BridgeTower

Remove Prediction Guard and correct the code so model can return 512 vector

Remove PredictionGuard and use Transform to download model

Update ReadMe: Understand Vector DB

Update Readme with chatGPT recommended text

Update Readme: Learn how to prepare data (image, text, video) for multimodel, without getting much into ML

Update Readme: Finish Basic use of Gradio

Add Basic components with GR Blocks, GR Chat Interface

First Demo with Gradio