properly show modify flows link when editing roles
Hoist admin journal control bar.
[#81991872] Componentize flow paper task groups
[#81991872] partialize flow manager columns
[#81991872] Add role flow manager ember route
Add flows to roles.
Add back button and role text
Componentify flow columns
Implement update in FlowsController
Splitting Flow into UserFLow and RoleFlow

[ci skip]
Adding and deleting works.
Remove unused helpers and specs
Create new flows for a role on update.
Start writing flow manager column component test.
Add position to RoleFlow
Make it clear that a user is submitter, not an Author
Clean up associations (See below)

* `class_name` should be a string (inflection)
* `class_name` is ignored when using `through` (use `source`)
Change `user` to `submitter` for clarity on `Paper`
[#81991872] Move logic to controller, sort flows

- includes tests for controller and column component
Merge branch 'master' into paper-role-simplifications