Layers:
 - determine char range from ambiguous method names and class methods
 - get the char range for a whole method
 - get the char range for the "def" line of a method
FlogBackend:
 - color layers based on the severity of complexity
General:
 - allow "--interactive" use to specify what backends to use
 - allow for a broader range of colors (html colors?) (how to handle ANSI?)
 - overlapping layers?
 - publish html+docs using rsync
Emacs:
 - stability issues
 - augment-show-message
 - specify what backends to use