TODO for SourceGraph
====================

* Let users choose output directory

* Let users choose output format

* Have a "just draw the graph" option

* "Smarter" analysis: don't show compressed if its boring, etc.
  -- Mainly done, could possibly be smarter

* Write a README

* Find where spurious class function entities are coming from.

* Fix up printing of entities for node lists.

* Add a legend.