Tweak Gravatar support to include libravatar

Registered by Jonathan Harker

See http://libravatar.org/ - the AGPL licensed implementation of the Gravatar API. Falls back to the Gravatar image if not found.

Blueprint information

Status:
Not started
Approver:
Tim Penhey
Priority:
Undefined
Drafter:
None
Direction:
Needs approval
Assignee:
Jonathan Harker
Definition:
New
Series goal:
None
Implementation:
Unknown
Milestone target:
None

Sprints

Whiteboard

(?)

Work Items

This blueprint contains Public information 
Everyone can see this information.