Add find_packages to automatically include mtl and subpackages in setup.py (#410)

adding tensorboard to setup.py (#409)

update setup with req and manifest with updated filenames

update dependencies, reinstate compatibility with python<3.9 with typing for List

Add functions for extracting gene embeddings, move state_embs_dict outside isp, fix bugs in isp

Add option to output embs as tensor

Add setup.py