Update platform to use the latest ORA release
Merge pull request #5192 from edx/andy/ora-hotfix

Update platform to use the latest ORA release
Add tracking on expand of upsell message
Merge pull request #5196 from edx/release

hotfix-2014-09-12
Add matplotlib to the sandbox requirements.

Used by MITx/6.341x
Merge pull request #5198 from edx/feanil/sandbox_matplotlib

Add matplotlib to the sandbox requirements.
Merge pull request #5184 from edx/renzo/upsell-tracking

Add tracking on expand of upsell message
Remove Django Waffle