Add "department code" to each area of study

[hawkrives]

To allow handling "n courses outside of the major"

[hawkrives]

Also change to "n courses outside of major" to actually track by courses listed in the major.

[hawkrives]

Question: what happens to "cyom" bits things words?

[hawkrives]

Um. Words: What happens with majors that have a contract of certain student-chosen courses? I suppose those are still encoded into the data somewhere.

What about requirements that use a wide net of matches?

[hawkrives]

Like a ge= requirement. Need to find an example.