dimagi/commcare-hq — pull request #3502 by briandant (2014-05-27 21:07:46+00:00)
Title: Return 412 instead of 404 on bad sync. Refrences #3343

@dannyroberts

Submodule PR: https://github.com/dimagi/casexml/pull/224
FogBugz Issue: http://manage.dimagi.com/default.asp?111733#634104
Conversation: dimagi/commcare-hq#3343