Use a different URL for SSL-backed gravatars.
Review Request #3532 — Created Nov. 18, 2012 and submitted — Latest diff uploaded
Use a different URL for SSL-backed gravatars. The gravatar docs said we should be using secure.gravatar.com instead of www.gravatar.com when using SSL, so update our gravatar support to use that instead.
Tested with the new URL, and saw that it worked fine.