* feat: new routes for flags API
+ flag get
+ flag creation, migration from socket method
+ flag update, migration from socket method
* fixed bug where you could not unassign someone from a flag
* feat: tests for new flags API
added missing files for schema update
* fix: flag tests to use Write API instead of sockets
* feat: flag notes API + tests
* chore: remove debug line
* test: fix breaking test on mongo
- addThumb and deleteThumb are now protected routes (duh)
- new getThumbs route GET /api/v3/topics/<tid>/thumbs
- Updated `assert.path` middleware to better handle if relative paths are received with upload_url
- Slight refactor of thumbs lib to use validator to differentiate between tid and UUID