add paver test for bok-choy default command.
[TNL-287] Text Annotation Tool: Reply/Grouping Bug Fix
Added instructor persmission to _has_access_error_desc() in courseware.access.

TNL-208
TE-468 JS test: Use the correct array for validating onSeek logs

This particular test is failing in Solano workers; there the log
is written in a different order, which was causing objects not to
be found.
pass along an extra parameter to CyberSource to sepcify a callback URL if the user clicks cancel

typo
Ex-79 Bug Fixed. If there is no coupon code,  'Generate Registration Codes' modal dialog does not appear
Clean up conventions for underscores vs. dashes in config setting.
Add tracking on expand of upsell message
[TNL-293] Annotation Tool: Fixed TinMCE issue when changing units

- fixed tinymce editors condition to check only positive numbers
Add matplotlib to the sandbox requirements.

Used by MITx/6.341x
Ensure group info is present in LMS responses.

TNL-24
Prepare track selection page for new audit track
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
Merge pull request #5146 from lduarte1991/lduarte-harvardx-pr23

Text Annotation Tool: Reply/Grouping Bug Fix
Merge pull request #5172 from edx/jsa/tnl24

test that group_id attribute is present and correct in LMS responses
Remove Django Waffle
Merge pull request #5165 from lduarte1991/lduarte-harvardx-pr25

Annotation Tool: Fixed TinyMCE issue when changing units
Convert unicode emails to byte strings for CSV grade reports
[TNL-288] Annotation Tools: Give staff/instructors full permissions

 - changed role to 'in' condition

 - fixed comment about get_real_user

 - Adding Tests and Fixing Pep8 Violations