Add header menu navigation
fixes #3980 - Compute profiles not rendering Openstack attributes correctly
Fixes #4341: Adds a new organization taxonomy that is labeled empty.
fixes #3496 vSphere: add support for selectable SCSI controller
fixes #4307 New VMware VM creation does not respect NIC type selection
fixes #4159 Thin provisioning for VMware disks in compute profiles can't be saved
Fixes #4197: Adds 'plugins' directory to /var/log/foreman, /etc/foreman, and
/usr/share/foreman to allow plugins to install their own log, config and other
files.
fixes #3596 - validation error when user with hostgroup subscription creates a new hostgroup
fixes #3903 - fixed menu links when relative URLs are set
fixes #3845 - user login session ending clears chosen organization
refs #4289 - tests for adding, deleting and updating lookup_values on host
Fixes #4221: add :dependent => :destroy for compute profiles on compute resource