fixes #4670: switch search to id on OS page

fixes #5077 - refactor safemode rendering to allow helpers and variables from plugins

fixes #5072 - x86_86 -> amd64 for FreeBSD media

fixes #5053 - minor bug fixes to realm integration

fixes #4381: dns records are being update after changes to host when dhcp is also present

refs #4851: replaced deprecated SmartProxy feature scope with SmartProxy.with_features scope

fixes #3592 lazy load vm with ajax in host show page.

refs #4305 - add support for OracleLinux

fixes #4863 - API V2 - add puppetclasses format style=list and module_name to base.json.rabl

fixes #4462 - extending the /users/login handling to process REMOTE_USER through intercept