fixes #812 - new permissions model, user group role and nest support, role filters for better granularity
fixes #3906 - Support for Junos ZTP
Fixes #3962 - Refactor class overwriting
fixes #1489 - add AIX family and facts importer support
Fixes #3721 - Map OS family to a display variant
Fixes #3720 - Add description field to operatingsystem
refs #3067 - domain stripped from installation media hostname for Solaris
fixes #2572 - FreeBSD unattended installation support via mfsbsd
fixes #3249 - change regex syntax from start/end of line to start/end of string
fixes #2837 add an interface to add repositories to kickstart, cleanup similar methods
fixes #2411 - move STI models in /models and /lib/foreman/models to sub-folders