Moving to Django 1.7

Django Version	Necessary Work	Immediate Benefits	Additional Benefits (requires work)
1.5	@clintonb has done some work on the 1.5 upgrade, however a few tests are broken.	Password-length DOS protection	Use configurable user model to remove first/last name fields Field subset saves to only update grades on courseware StudentModel Easier logging of failed logins (new django signal) Multi-column indexes
1.6	Remove TransactionMiddleware Enable ATOMIC_REQUESTS Replace use of autocommit commit_on_success commit_manually Wrap uses of select_for_update in atomic Repeatable read, and consistency between successive reads? Check for BooleanFields with no explicit default urlquote in reverse? Non-string session keys? ModelForms with no field list set?	Persistent DB connections Faster Model.save()	Safer session serialization: Change SESSION_SERIALIZER to JSON
1.7	Remove use of get_cache	Easier DB routing for migrations (i.e. if edx-ora2 wanted to use its own DBs)	New, better schema migration framework Built-in app loading startup (can remove custom startup code) Update_or_create for writing grades to CSM