Refs #5423 - fix certs generation for capsule usage

Also, disable setting of katello repo for the certs till we support
package uploads again.
Refs #5423 - fix path to the node certificate
Refs #5423 - deploy apache certificates for the Pulp child node
Refs #5423 - autorequire Ca when needed
Refs #5423 - certs_tar required for now
Merge pull request #12 from iNecas/master

Refs #5423 - fix certs generation for capsule usage