Cerulean v2 experiments list

[rbavery]

Here's a list of experiments, extracted from the Phase 2 document

https://docs.google.com/spreadsheets/d/1sxQ_1Y3X18XJF1uF8DrhvkRospzbsOHkITj73pXG_aI/edit#gid=0

These are very roughly ordered by importance, information content, and likelihood of leading to a higher performing model. rapid experiments that make quick changes to hyperparams like augmentation changes with albumentations or focal loss weight updates are not included.

cc @jonaraphael @lillythomas