edx/edx-platform — pull request #5300 by pmitros (2014-09-19 17:31:15+00:00)
Title: RecommenderXBlock properly collects data, uses pyfs 

Prototype XBlock

Changes:

* Uses pyfs instead of manually managing security tokens.
* Collects data when users click links (duh!).
* Clean-up of code/closer to productized (but not there yet).
* Fix of known UX issues.