* Remove unused port fields
(and set vlan to default to null)
* Update test data for deleted fields
* update vlan to null
* missed field removals
* More correct migration
* Update new data
* restore accidental deletions
* Modify Avocent discovery so Avocent MergePoint Unity KVM switches are discovered
* Extract hardware model and version stored in sysDescr OID
* add avocent mpu snmprec
* add json dump test data
* update to not conflict with dell-rcs discovery
* fix styleci findings
* update Avocent.php
* update Avocent.php
* add support for avocent mp unity kvm switches
* add support for avocent mp unity kvm switches
* add support for avocent mp unity kvm switches
* add support for avocent mp unity kvm switches
* add support for avocent mp unity kvm switches
* add support for avocent mp unity kvm switches
* cleanup
* fix os name typo
* Add support for Vertiv Avocent MergePoint Unity
- Remove unnecessary sysdescr_regex in discovery file
- Only show device_bits graph in device header bar
- Use Vertiv icon
- Replace .png Vertiv icon and logo with .svg
- Disable unnecessary discovery and poller modules
- Add more snmpsim test data
* Update avocent-mp.yaml
Only disable poller and discovery modules if they cause problems
