Update Working Method Instructions
add this to README
Method A:
- teacher adds content to book, including toc
- only minor edits needed
Method B:
- not method A
- content provided in md or ipynb files
- instructions provided in file
- minor conversion work needed by TA
- ta^&* ...
Method C:
- not A or B: documents provided in raw for, needing conversion (docx, latex)
- instructions provided via Email or GL Issue
- TA needs to do a lot of conversion work