Update scripts/trainer_v4_testing.py

Update scripts/model_v4.py

Create trainer_v4_testing.py

Create inference_v4.py

Update scripts/model_v4.py

Update scripts/model_v4.py

Update scripts/model_v4.py

Update scripts/model_v4.py

Update scripts/model_v4.py

Rename convert_v3_to_v4.py to scripts/convert_v3_to_v4.py

Rename inference_v3.py to scripts/inference_v3.py

Rename colab_inference_lailah_early.py to scripts/inference_v3_colab.py

Rename trainer_v3_expert_guidance.py to scripts/trainer_v3_expert_guidance.py

Rename port_tiny_v1_to_deep_v1.py to scripts/port_tiny_v1_to_deep_v1.py

Rename trainer_v2.py to scripts/trainer_v2.py

Rename trainer.py to scripts/trainer_v1.py

Rename model_v4.py to scripts/model_v4.py

Rename model_v3.py to scripts/model_v3.py

Rename model_v2.py to scripts/model_v2.py

Rename model.py to scripts/model_v1.py