chmod manage.py to runnable
Change the "comments" field on the location serializer to a PK related field.
Update fixture SQL file with mocked reviews.
Add initial migrations after converting to South.
Add index to seats_available field of Location. Appropriate migration and change to data fixture SQL file as well.
Change "user" field of CommentReviewSerializer to plain RelatedField instead of PK to expose only username.
Merged in API changes so comment list actually shows usernames.