edx/edx-platform — pull request #5251 by nedbat (2014-09-16 20:17:23+00:00)
Title: Revert "username and email request for lti module"

This reverts commit 3f159ea52bc2bec2de436d25b1c6e61e02c375dd.

@doctoryes Please review as a revert of PR #4501