Stanford-Online/class2go — pull request #1478 by jbau (2012-12-12 17:00:42+00:00)
Title: Wescott master exercise work

Kind of a weekly pull request from this big branch.

Major things:

* Autograding + exploding results into DB
* Exams are part of publication system
* Exam subtypes populate surveys, interactive exercises, exams, and problem sets.