Add support for customizable avatar services

Review Request #8206 — Created June 1, 2016 and submitted — Latest diff uploaded

Information

Review Board
release-3.0.x
1371b8d...

Reviewers

Review Board now supports Djblets' customizable avatar services. It
provides a settings manager for saving per-user configuration for each
avatar service into that user's profile (under the settings key).

  • Ran unit tests.
  • Changed my avatar to an uploaded avatar.