SPR-192 Update Downloaded Triggers

[dbarkowsky]

Description

This PR includes the following proposed change(s):

• Changed visibility of downloaded icon to only be seen by admin.
• Only admins can now trigger the downloaded status.
• This also now happens in the API only if instigated by an admin.
• Download all files updates UI with download icons.
• Added User interface for Keycloak.

Type of Change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Refactoring / Documentation
• Version change
• Dependencies added/removed

Aspect(s) of Project Affected

• Frontend
• API
• Database
• Workflows
• Documentation

Best Practices Checklist

• I have performed a self-review of my own code
• My code follows the Airbnb React Style Guidelines
• Documentation has been updated to reflect my changes
• New and existing tests pass locally with my changes

How Has This Been Tested?

Please describe the tests that you ran to verify your changes.
Tested manually in the UI.

[codeclimate]

Code Climate has analyzed commit 8167fe9 and detected 2 issues on this pull request.

Here's the issue category breakdown:

Category	Count
Duplication	2

The test coverage on the diff in this pull request is 100.0% (90% is the threshold).

This pull request will bring the total coverage in the repository to 100.0%.

View more on Code Climate.