Add readme for rename_images_by_timestamp.py
Add readme for rename_images_by_timestamp.py

joymachinegames/joymachine-public,joymachinegames/joymachine-public,joymachinegames/joymachine-public,joymachinegames/joymachine-public,joymachinegames/joymachine-public,joymachinegames/joymachine-public