Add argparse to markdown.py
Rorganize markdown components, create Markdown object, and resolve reference id bug
Add argparse to link.py
Rewrite link, add public API, add ability to link-non-markdown
Fix bug in markdown involving hash_tags
Implement substitutions and scrape_headers
Cleanup link.py and add relative includes
Sample config.py
Minor modifications to compile.py
Add common utilities
Refactor and reorganize compile.py
Update TODO and README