removing "flaky" plugin, since it is not reporting failures properly
Add tooltip manager in Studio.
ORA2 release-2014-08-08T13.47
Merge pull request #4744 from edx/clytwynec/remove_flaky_decorator_from_tests

removing "flaky" plugin, since it is not reporting failures properly
Merge pull request #4752 from edx/will/ora2-release-2014-08-08T13.47

ORA2 release-2014-08-08T13.47
Basic fix for upgrade text bug
Merge pull request #4716 from edx/anton/studio-tooltip-manager

Studio: Add tooltips.
Merge pull request #4743 from edx/flowerhack/fix-upgrade-message

Basic fix for upgrade text bug
Allow turning off Video CDN in Studio.