Implement XML input/output for AssetMetadata.
Add tests which validate XML using XSD.
Fix PEP8: E301 expected 1 blank line, found 0
Add last visited module path to course status API
Fix PEP8: E302 expected 2 blank lines, found 1
Merge pull request #6051 from edx/jeskew/asset_xml_input_output

Implement XML input/output for AssetMetadata.
Update contact info for licensing questions
Fix PEP8: E303 too many blank lines
Lower PEP8 threshold to 0 violations
Merge pull request #6074 from stvstnfrd/requirements/license

RFC: Update contact info for licensing questions
Merge pull request #6076 from edx/gprice/last-visited-module-path

Add last visited module path to course status API
Merge pull request #6063 from stvstnfrd/pep8/newline

Fix recently added PEP8 violations
If feature flag is enabled, replace the old login/registration pages with the new combined login/registration page.
Add support for external auth on the combined login/registration page

Add support for redirect URLs in third party auth for combined login/registration page

Remove old login/registration acceptance tests