Arvados » Arvados Workbench 2

As a user I would like to have possibility to see command of process
so that I can see what was the directive to a system

Acceptance criteria:
- command appears in modal
- system displays command for specific process
- present as a command text not as a json
- possibility to copy and run in terminal

User flow:
1. Click and open specific process

2a. Click on "more options" icon inside information card
2b. Click on "more options" icon inside subprocess grid

3. Choose "Command"

4. Modal with Command is displayed.