Added swid measurement controller
Added software-id field to model and updated swidimport command
Improved bulk create for tags / files / sessions
Raise an exception on import if a tag has no tagcreator
Support for camelCase API fields
Use "uri" for URL_FIELD_NAME in API
Added nested entity roles to TagSerializer
Enabled filtering on TagSerializer
Implemented API endpoint for adding SWID tags
Handle malformed XML
Parse JSON list directly
Use basic auth
Handle ValueError
Switched permission class to IsAuthenticatedOrReadOnly
SWID tag validation