yesodweb/yesod — pull request #660 by Tehnix (2014-01-30 19:24:20+00:00)
Title: email-validate 2.0.0 is broken, add constraint for 2.0.1

Following https://github.com/Porges/email-validate-hs/pull/8

2.0.0 breaks the build process, but it's fixed in 2.0.1.