fix

Create updates

Update KerasCV Callback

fix batch size

Update train.py

Update entrypoints to use globalclipnorm

Fix callback

Fix entrypoints/keras_cv/visualize_detections

Update entrypoints

Remove take()

Add changes

Update train.py

Remove broken callback for kearscv

Add a KerasCV RetinaNet training script

Merge pull request #31 from LukeWood/refactor-data-loading