Renamed outputs to formats
Pulled hexify out as a private function
Package cleanup
Renamed formats to generational.  Description based stops making sense after too many different algorithmic tricks
Added simple counter data structure
Infinite string generator
Generate CSS classes
CssClasser generate many classes/styles
CssClasser to output class definitions
Fixed typo in CssClasser.classes generation
Format PI-03
Optimize CssClasser by frequency