Changing tabs on New container wizard deselects external hub already selected
Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1190229
Description of problem:
In the second step on the New Container wizard, if you select the "External registry" tab and a Registry, if you go to "Docker hub" tab and then go back on the "External registry" tab the previous state of Registry is lost.
Version-Release number of selected component (if applicable):
Steps to Reproduce:
1. Containers > New Container
2. Select a Docker Compute resource and proceed to next step
3. Select External registry tab and select an already created registry.
4. Go to the Docker hub tab
5. Go back to the External registry tab
The previous selected Registry is cleaned
The previous selected registry remains when changing tabs