Capture console log on lettuce test failure
Improve stability of test_studio_outline tests.

STUD-2084
add how to file a bug report link to readme
Merge pull request #4638 from edx/zoldak/lettuce-log-js-console

Capture console log on lettuce test failure
Merge pull request #4785 from edx/adam/add-link-to-readme

add how to file a bug report link to readme
Merge pull request #4781 from edx/christina/publishing-tests

Improve stability of test_studio_outline tests.
BLD-1125: Validation of content experiments after managing a group.
REVERT THIS BEFORE MERGE.
Addressed comments.