API Cumulative distribution function cdf(a) == P( X < a )
Use _count instead of sum_of(1, ...) in histogram
TST Add example script for making a picture with GD
TST Add example psgi (for Twiggy)
Rearrange methods into 'common' and 'specific' groups, more comments, more pod NO CODE CHANGE
Merge master fixes into cdf
Add dist.sh to avoid common dist packing errors
Update dist.sh NO CODE CHANGE
Adjust dist.sh & changes