Add django-reset to dependencies.

Review Request #6104 — Created July 14, 2014 and submitted — Latest diff uploaded

Information

Review Board
release-2.0.x
ba606ad...

Reviewers

We still use 'manage.py reset' in a few cases, and 'manage.py flush' is not an
equivalent replacement. This change pulls in the 'django-reset' package as a
dependency, which forward-ports this management command.

Ran ./reviewboard/manage.py --help and saw the reset commands.