Fixes #5495 - Validate content urls for ISO repositories
Fixes #5037 - Enable ISO repo sets from a manifest
Fixes #5508, allow alch-checkbox display values to be formatted.
Merge pull request #4021 from waldenraines/bug-5508

Fixes #5508, allow alch-checkbox display values to be formatted.
Fixes #5515, adding Bastion config directory to whitelist for RPMs.
Merge pull request #4016 from sdherr/master

Issue 5037: enable ISO repo sets
Merge pull request #4023 from waldenraines/bug-5515

Fixes #5515, adding Bastion config directory to whitelist for RPMs.