notebook to export data from wandb and other small changes

[lucasosouza]

@abhi-iyer see notebook wandb_data_export.ipynb to verify and replicate wandb data export and preprocessing process

also includes:

• changes on how param seed is verified (a few random numbers intead of mean)
• changes in hooks.py experiment configs

[lucasosouza]

@abhi-iyer see analysis_networks_vlatest.ipnyb for the latest analysis on overlap