edx/edx-platform — pull request #5608 by jzoldak (2014-10-16 20:39:56+00:00)
Title: Fix sychronization issues in LTI lettuce test

@benpatterson
This looks like it fixes the failures on Solano CI also.

* Fix sychronization issues in LTI lettuce test
* Better verification for troubleshooting LTI test failures
* Dismiss any lingering alerts after lettuce scenarios