Add release notes for Djblets 0.7.31.

Review Request #6251 — Created Aug. 20, 2014 and submitted — Latest diff uploaded

Information

Djblets
release-0.7.x
28d71ca...

Reviewers

Add release notes for Djblets 0.7.31.

This covers all the changes made since 0.7.30.

Built the docs.