seivan/SHOmniAuthTwitter — pull request #1 by mpurland (2013-06-19 22:18:03+00:00)
Title: Continue with reverse auth in performLoginForNewAccount when there is an existing account

I think this is the right solution, but this could also be fixed to use the original if logic but instead forward the matched account and allow the client completion block to call performReverseAuthForAccount.