Fix help modal css selector
Update calculator tooltip
Second try at a new calculator tooltip
Tweaks to calculator tooltip
More tweaks to calculator tooltip
Handle Unicode for Incoming Keys
Handle unicode through try catch
Remove antiquated cleanup script

This script was originally written to clean up XML scripts. In the more
than two years since it was originally written, the only updates it has
received have been to remove PEP8/PyLint/quality violations.

It's hard to imagine that this is still useful to anyone, though I'm
open to discussion.
config refactor wip
merging from master
Enforce pylint violation when using old event tracker.
Update AWS Configuration for ORA1 Problem Creation
Uncomment thumbnail tests
Decorate test functions that require Pillow JPEG support
actually look for an image to verify that a thumbnail has been generated
Update pillow to 2.6.1
pep8 and comments
Mock the modulestore for the heartbeat tests
Merge pull request #6085 from edx/ammar/update-advance-config

Update AWS Configuration for ORA1 Problem Creation
Merge pull request #6104 from edx/zoldak/heartbeat-mock-tests

Mock the modulestore for the heartbeat tests