Refactored loading of seed data.
Added server side support for QTI files without assessment or section nodes.
If embedded version don't load other values.
Added client side support for QTI files that don't have assessment or section nodes.
Pass user id to client.
Added better handling of the 'material' fields for displaying question and answer content.
Only parse answers when they are needed.
Only use the answer id.
Added logic for determining the correct answer and providing feedback.