* eliminate choice of source and cache files for invirt.config.load and
invirt-getconf, so we can do what follows
* look in /etc/invirt/conf.d/ as well as /etc/invirt/master.yaml
* eliminate choice of source and cache files for invirt.config.load and
invirt-getconf, so we can do what follows
* look in /etc/invirt/conf.d/ as well as /etc/invirt/master.yaml