Fixes #4755 - use_cache in development
fixes #3592 lazy load vm with ajax in host show page.
fixes #5071 - foreman-tail stderr is muted
refs #4851: replaced deprecated SmartProxy feature scope with SmartProxy.with_features scope
fixes #4381: dns records are being update after changes to host when dhcp is also present
fixes #2929 - generate encryption key and encrypt data in postinstall