edx/edx-platform — pull request #1811 by valera-rozuvan (2013-12-02 17:46:17+00:00)
Title: Valera/lti graded additional tests 2

- Includes new and updated Python tests for the LTI module.
- Includes fix for BLD-465: e-reader error when popping out window.

Description of BLD-465
The attached error is seen when attempting to pop out the e-reader in a different window - happens about 50% of the time. Can be seen in 2.03x here: https://courses.edx.org/courses/MITx/2.03x/3T2013/courseware/Course_Text/Textbook/# . Also noted in 4.605x course.

Note
Original PR is https://github.com/edx/edx-platform/pull/1804 .

Reviewers
- @singingwolfboy (Python part)
- @jmclaus (JavaScript part)