zendframework/zf2 — pull request #4523 by EvanDotPro (2013-05-22 20:28:20+00:00)
Title: Allow skipping the md5() on the email address value in the Gravatar helper

This is useful for web services which pass the gravatar hash but not the
original email address of users.

Tests included. Should not pose any sort of BC break at all.