* Support IPMI encryption key parameter in ipmi_boot
* Support py2 on hex parsing, error handling
Change parsing hex string to support python2 and add error handling to it based on feedback.
* Don't explicitly set required to false
* Add version_added to key arg
* Add changelog fragment
* Add IPMI encryption key arg to ipmi_power
* Fix the formatting of changelog fragment
* fixed validation-modules for plugins/modules/remote_management/ipmi/ipmi_boot.py
* fixed validation-modules for plugins/modules/remote_management/ipmi/ipmi_power.py
* Tidy up validate-modules ignores for remote_management/ipmi modules
* fixed validation-modules for plugins/modules/cloud/lxc/lxc_container.py
* fixed validation-modules for plugins/modules/cloud/smartos/vmadm.py
* fixed validation-modules for plugins/modules/cloud/spotinst/spotinst_aws_elastigroup.py
* fixed validation-modules for plugins/modules/cloud/univention/udm_dns_record.py
* fixed validation-modules for plugins/modules/cloud/univention/udm_dns_zone.py
* fixed validation-modules for plugins/modules/cloud/lxc/lxc_container.py
* fixed validation-modules for plugins/modules/cloud/univention/udm_user.py
* fixed validation-modules for plugins/modules/clustering/etcd3.py
* fixed validation-modules for plugins/modules/clustering/znode.py
* fixed validation-modules for plugins/modules/remote_management/hpilo/hpilo_boot.py
* fixed validation-modules for plugins/modules/remote_management/ipmi/ipmi_boot.py
* fixed validation-modules for plugins/modules/remote_management/ipmi/ipmi_power.py
* fixed validation-modules for plugins/modules/remote_management/manageiq/manageiq_provider.py
* fixed validation-modules for plugins/modules/remote_management/stacki/stacki_host.py
* fixed validation-modules for plugins/modules/cloud/univention/udm_share.py
* Removed validate-modules:doc-choices-do-not-match-spec from ignore files
* fixed alias samba_inherit_permissions in udm_share.py
* Rolled back a couple of lines
* Removed duplicate key in docs
* Rolled back a couple of troublesome lines
* Removed no-longer necessary ignore lines
* Removed no-longer necessary ignore lines on 2.11 as well
* Removed no-longer necessary ignore lines on 2.9 this time
