Added docstrings to protocols.py
Added references to the relevant sections in transciptic's docs
Added docstrings to the functions in measures.py
Added a docstring and removed the return statement for create_project
synthesize_plasmid now raises NotImplementedError
Extended the docstrings in the module
Added a docstring to Reference
Extended the docstring with more info
Added docstrings to submit.py and settings.py
Moved get_headers into submit.py and made it private