Update the redeem code schema
Updating the redeem code schema.
Adding migration file.
Adding course mode support when redeeming a code.
Conflicts:
lms/djangoapps/shoppingcart/views.py
Add sales admin privileges for redeem code generation.
Making sure redeem code URLs work for verified courses.
pep8 violations
Code Review and Test Cleanup changes
Added tests, fixed tests.
Updating the boolean checks in ecommerce template
b188430679