Move Code Back to Git. +Tools for converting fixed batch size fp32 model to dynamic batch size fp16 model

[kevhsu-k]

Issue #, if available:

Description of changes:

• Adding a tools and models that is converted to dynamic batchsize fp16 model.
• Adding code back to repo. Instead of download from S3.
• Whl files will be downloaded from S3 in the docker file.
• Fix preprocessing metrics. Add metrics for inference. Using decorator style.
• Using --local-image option when calling panorama-cli build command in jupyter notebook

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