TODO

1. User Login
2. Tie comments to a user’s session
3. Responses to comments
4. View all comments
5. Allow uploading of new versions of existing documents
6. Change comment to link to uuid class
7. Ensure comments persist across different versions of the same document.
8. Create diff page to show differences between different versions of the same document.
9. On upload of new versions run a diff to compare different paragraphs to try to ensure that changes paragraphs retain comments despite potentially having different node ids.
   1. Perhaps manually linking different nodes that we find