use to instantiate loc_mapper
test loc_mapper injection into split modulestore

Seems like the Edit/QA links in LMS are triggered by a ENABLE_LMS_MIGRATION feature flag. So when running as mongo-backed, set that to False

Make django use_tz

Start linting envs files, add task to only pylint errors, and move pylintrc file to the correct location

Make the lms running alongside the CAS in dev point to the same contentstore, and server up static content

* Note: This doesn't run yet
* add config file for lms on mongo
* Some comment additions and cleanups