Add some debug timing printing
Implement alterenate pair counter.

Maybe this one will be faster.
Bug fix: use equal? not eq?
Another bugfix for the new code
Misc status updates
Create a new, non-pattern-match version
Reorder common code so that it can be shared.
Status update
Remove wrong pointer to ref operator
Suppress compile warning (order of member assignment)
Turtle down constness
Final few notes, for this project.
Merge pull request #594 from linas/mi

Tweak scripts for computing mutual information