13687e4753
Small changes to the grades djangoapp
-sets up mock_get_score context handler
-fixes an issue with not invalidating lazy scores property
-code quality fixes
-query count optimization in PersistentSubscetionGrade.create
-adds atomic blocks to avoid IntegrityErrors corrupting an entire request
common ------ This directory contains common code shared between LMS and CMS, such as Mako templates, CSS, and Coffescript.