Candidate model (:sunrise_over_mountains: see screenshot!)

https://ucarecdn.com/42813974-d2b1-48ab-af22-a98366b9665f/candidate_model_added.png
Candidate list on index
Moved layout to base.html
Candidate update view
:v: Install Uploadcare: Fun begins here!
Added a field for resume (:sunrise_over_mountains: see screenshot!)

https://ucarecdn.com/92d56a14-d5e9-4fd1-8d61-65ee4b3e8c95/added_resume_field.png
Show whether the candidate has resume attached on index
Media for candidate update form (:sunrise_over_mountains: see screenshots!)

https://ucarecdn.com/6ccf75e7-2170-4374-964b-6a5b86e30653/upload_resume_from_dropbox.png
https://ucarecdn.com/8295076f-db6d-48d1-81f7-ac502eacfc30/candidate_change_with_resume.png