use pulp settings for default virtualhost

we are defining our own default virtualhost,
so pulps are ignored, this includes all there settings as well
without this, normal http repos will not work
cli custom_info restructure

now we have prettier custom_info commands

```$ katello ... system custom_info [add|update|remove] ...```
Delayed Jobs - Fixes an issue with the update to delayed jobs 3.0
where to_yaml was being called on the target of AsyncOperation and
not the AsyncOperation itself.
Fixing delayed_job breakages due to upgrade
Merge pull request #1880 from komidore64/ci_restructure

cli custom_info restructure
adding ruby193 scl devel deps
Merge pull request #1888 from daviddavis/fix_delayed_job_breakage

Fixing breakages due to delayed_job version change
Merge pull request #1890 from jlsherrill/comps-update

adding ruby193 scl devel deps
Merge pull request #1889 from ehelms/delayed_jobs_fix

Delayed Jobs - Fixes an issue with the update to delayed jobs 3.0
System groups: allow users to update systems via CLI
Merge pull request #1864 from jlsherrill/apache_fix

use pulp settings for default virtualhost
Merge pull request #1887 from daviddavis/sg_systems_update

System groups: allow users to update systems via CLI
adding syntax gem to comps for building
Merge pull request #1892 from jlsherrill/comps-update

adding syntax gem to comps for building