What is new in this release:
- Add CertificateType model #1371
- Add Mechanism to Delete Course Converner #1375
What is fixed in this release:
- Fix CourseType urls patterns #1360
- Fix page break between worksheet content #1240
- Improve worksheet styling #1268
- Fix raising ValidationError in validate_email_address #1372
- Fix extract zipfile inside zipfile in sample data lesson #1328