Anaminus

--[[ ArrayDiff

Receives two arrays, and gets the difference between them. Returns a list of
steps that will turn the first array into the second.

- Elements in each array should be unique
- Order of elements matters

Ops:
	insert:  {1, index, value}

sh1mmer

The venerable master Qc Na was walking with his student, Anton.  Hoping to
prompt the master into a discussion, Anton said "Master, I have heard that
objects are a very good thing - is this true?"  Qc Na looked pityingly at
his student and replied, "Foolish pupil - objects are merely a poor man's
closures."

  Chastised, Anton took his leave from his master and returned to his cell,
intent on studying closures.  He carefully read the entire "Lambda: The
Ultimate..." series of papers and its cousins, and implemented a small
Scheme interpreter with a closure-based object system.  He learned much, and