Refactored instance variable addition to helper method.
Now showing params too
Show values of instance variables; use tables instead of unordered lists.
Use same HTML and stylesheets from rails-rootnotes (except eliminate the edit line).
Breaking HTML into sections.
Extracted inline styles into style.html.
Extracted script.html.
Merge in rails-footnotes' notes directory; hardcode to just assigns, cookies, env, params, and session notes.