Configurable avatar type

Avatar type can be configured in gerrit.config file.
Avatar types can be found at http://gravatar.com/site/implement/images/
Documentation added.

Change-Id: I43b0962ec20f1d3351de6926a8df9435dc5d1595
3 files changed
tree: 9372f62def83a82164849e234c456af07dd6bc5e
  1. .gitignore
  2. .settings/
  3. BUCK
  4. src/